Undercover Miss Hong

Undercover Miss Hong
Promotional poster
Hangul
언더커버 미쓰홍
RREondeokeobeo Misseu Hong
MRŎndŏk'ŏbŏ Missŭ Hong
GenreWorkplace comedy
Written byMoon Hyun-kyung
Directed by
  • Park Seon-ho
  • Na Ji-hyun
Starring
Music byPark Se-jun
Country of originSouth Korea
Original languageKorean
No. of episodes16
Production
Executive producers
  • So Jae-hyun (CP)
  • Kim Min-jeong (CP)
  • Park Jae-sam
  • Lee Seung-heee
  • Park Soo-hwa
ProducerEllen Oh
Cinematography
  • Yeom Ho-wang
  • Gu Ja-hoon
Editors
  • Jung Il-hwan
  • Kim Byung-rok
Running time74–78 minutes
Production companies
Original release
NetworktvN
ReleaseJanuary 17 (2026-01-17) –
March 8, 2026 (2026-03-08)

Undercover Miss Hong (Korean: 언더커버 미쓰홍) is a 2026 South Korean workplace comedy television series written by Moon Hyun-kyung, directed by Park Seon-ho and Na Ji-hyun, and starring Park Shin-hye in the title role, along with Ko Kyung-pyo, Ha Yoon-kyung, and Cho Han-gyeol. Set in 1997 Seoul, the series follows an elite securities inspector Hong Keum-bo, who goes undercover as a 20-year-old junior employee at a suspicious investment firm, navigating workplace chaos, hidden agendas, and comedic misadventures while investigating financial wrongdoing. It aired on tvN from January 17, to March 8, 2026, every Saturday and Sunday at 21:10 (KST). It is also available for streaming on TVING and Netflix.

Synopsis

Hong Keum-bo is a 35-year-old elite inspector at the Financial Supervisory Service who knows nothing but work. Using her naturally youthful appearance, she goes undercover as a 20-year-old junior employee at Hanmin Investment & Securities where suspicious funds have been detected. As Keum-bo navigates life as an inexperienced entry-level employee, she encounters comedic mishaps, unexpected friendships, and workplace drama, all while secretly investigating financial wrongdoing. Along the way, she must balance her dual identity, confront corporate intrigue, and navigate complicated relationships, including her interactions with the ambitious CEO Shin Jung-woo and her lively younger sister Hong Jang-mi.

Cast and characters

Main

A senior inspector of the Capital Market Investigation Division at the Financial Supervisory Service (FSS) and a Certified Public Accountant, Keum-bo is a Seoun University graduate known for her specialty in investigating economic crimes. When her key contact, Myeong-hwi, dies in a car accident before he can provide evidence of corporate corruption, the investigation's whistleblower goes into hiding. Under the direction of her superior, Keum-bo undergoes an undercover assignment to retrieve a secret ledger from within the Hanmin Investment & Securities. With the help of her sister, Hong Jang-mi, she assumes her younger sister's name and be a 20-year-old high school graduate, and enters the firm as a junior clerk during their 1997 recruitment cycle.[1]
A management consultant and corporate investigator who is appointed as the new president of Hanmin Investment & Securities after working at an investment firm in Hong Kong. He prioritizes financial data in his business operations and has a history of using various methods to achieve corporate objectives. His plans change when he meets Hong Jang-mi, who resembles his former college acquaintance, Keum-bo. Although told that Jang-mi is Keum-bo's younger sister, he remains skeptical of her identity while managing a professional crisis that leads him to reconsider his previous methods.[2]
A secretary at Hanmin Investment & Securities and Jang-mi's dormitory roommate. Due to financial instability caused by her brother's gambling, she seeks to save one million dollars to immigrate to the United States. Following the death of the company president, she is served a termination notice but remains employed after Jang-mi intervenes on her behalf. Although she accepts the assistance, she maintains a skeptical attitude toward Jang-mi's background and motivations.[3]
The grandson of Chairman Kang Pil-beom and Division Manager of the Risk Management Division at Hanmin Investment & Securities. Following the death of his uncle, Myeong-hwi, he is designated as a successor candidate by Chairman Kang. A former film student, he shows little interest in corporate management and spends his work hours watching movies. He becomes involved in the company's internal power struggles after taking an interest in Jang-mi, an entry-level clerk whose actions frequently disrupt the workplace.[4]

Supporting

Seoul City Dormitory for Single Female Workers, Room 301

  • Choi Ji-soo as Kang Nora / Kang Eun-joo
The daughter of Chairman Kang and a successor to Hanmin Investment & Securities. Following a kidnapping incident during her childhood, she lived in the United States, and her adult identity has not been disclosed to the public. She returns to Korea after the death of her half-brother to claim an inheritance that requires her to attain permanent employee status at the company. Under the alias Kang Eun-joo, she joins the firm as an entry-level clerk and resides in a company dormitory, where she coordinates with Jang-mi to adapt to the workplace.[5]
  • Kang Chae-young as Kim Mi-sook
An employee at the Hanmin Investment & Securities Magang Branch and a resident of Room 301. She is noted for her religious faith and often acts as a mediator among her roommates. Due to her ability to remember names and faces, she has received recognition at her branch for her service and performance.[5]
  • Kim Se-a as Kim Beom
Mi-sook's daughter who stays in the dormitory while her mother and the other roommates are at work, eventually being discovered after hiding in a wardrobe.[5]

Hanmin Investment & Securities Risk Management Division

  • Kim Do-hyun as Bang Jin-mok (Yehppee)
A veteran employee at Hanmin Investment & Securities and former fund manager. Despite being repeatedly passed over for promotions and displaying a dismissive attitude toward office decorum, he remains with the firm due to his role in managing the aftermath of corporate incidents and internal crises. He is known for his confrontational history with company leadership, including the late Myeong-hwi.[6]
  • Jang do-ha as Lee Yong-gi
An engineering PhD and developer at Hanmin Investment & Securities who participated in the creation of the firm's first cyber banking system. A member of the Risk Management Division, he maintains a professional respect for Manager Bang and a friendly rapport with Albert. He also harbors unrequited feelings for Keum-bo.[6]

Key Personnel of Hanmin Investment & Securities

A veteran trader at Hanmin Investment & Securities with over 26 years of service and a close confidant of Chairman Kang. He served as the long-time mentor and chief advisor to the late Myeong-hwi. Despite his significant internal influence and reputation among his peers, he reportedly attempted to resign following Myeong-hwi's death, though he remains with the firm.[7]
General Manager of the Research Division at Hanmin Investment & Securities who utilized his lifelong friendship with the late Myeong-hwi to advance within the company. Following the Myeong-hwi's death, he focuses on maintaining his professional standing under new management. Alongside Kyung-dong and Jin-mok, he is a member of a group of veteran employees nicknamed "So-Bang-Cha".[7]
  • Kim Hyung-mook as Oh Deok-gyu
Managing Director of Hanmin Investment & Securities and Chairman Kang's son-in-law. A former government official, he utilizes an extensive network within the financial and political sectors to exert influence. Following the death of Myeong-hwi, he seeks to position himself as the successor to the company and views his son, Albert, as a key part of his plan for control.[7]
  • Park Mi-hyun as Song Ju-ran
Chief of Staff at Hanmin Investment & Securities and a long-time confidant of Chairman Kang. Having risen from an entry-level position to become the firm's first female Chief of Staff, she leads the "Yeou-hoe," an internal organization for female employees. She plays a pivotal role in the company's succession struggle, supporting Kang No-ra to prevent Managing Director Oh and Albert Oh from gaining control of the firm.[7]

The Founding Family of Hanmin Investment & Securities

Founding chairman of Hanmin Investment & Securities. A self-made tycoon who established the firm following the Korean War, he is faced with a succession crisis after the death of his only son. During the 1997 IMF crisis, he seeks to maintain control of his corporate empire by weighing options between government bailouts and foreign investment, while navigating a complex relationship with his surviving heirs, Nora and Albert.[8]
Nora's mother and former second wife of Chairman Kang. Following a high-profile divorce and years spent in the United States, she returns to assist her daughter in the succession battle at Hanmin Investment & Securities. She views a strategic marriage between Nora and Jung-woo as a means to secure the family's influence over the company.[8]
The late son of Chairman Kang and the former heir apparent of Hanmin Investment & Securities. Despite his initial success and popularity within the firm, he grew disillusioned with his father's management style and corruption. He died in a car accident while attempting to expose the Chairman's legal indiscretions, leaving a power vacuum that triggered the firm's succession struggle.[8]

Financial Supervisory Service

Director of the Capital Market Investigation Division at the Financial Supervisory Service and Keum-bo's supervisor. He recruited Keum-bo into the regulatory body after her previous career was derailed by whistleblowing. He initiates the secret undercover investigation into Hanmin Investment & Securities without official backing, driven by a mix of professional confidence in Keum-bo's abilities and personal responsibility for her past.[9]
  • Han Soo-ho as Nam Dong-gi
Team Leader of the Capital Market Investigation Division at the Financial Supervisory Service. As Keum-bo's peer and rival, he actively seeks to undermine her career. He serves as an informant for Hanmin Investment & Securities, providing Managing Director Oh with confidential internal information from the regulatory agency.[9]

Hong Keum-bo's Family

Keum-bo's mother who runs Ullala Chicken with her husband.[10]
  • Kim Young-woong as Hong Chun-seop
Keum-bo's father who runs Ullala Chicken with his wife.[10]
Keum-bo's younger sister. A graduate of a vocational high school with an interest in beauty and fashion, she provides the necessary aesthetic transformation and the legal identity for Keum-bo to carry out her undercover operation.[10]

Others

  • Jung I-rang as Kim Nam-ju
Residential advisor of the Seoul City Dormitory for Single Female Workers.[10]
A former organized crime associate who operates an auto repair shop. He assists Ju-ran, an acquaintance from his hometown, with various tasks.[10]
  • Park Jung-pyo as a prosecutor[11] (special appearance)
  • An Seol-a as Seol-ah
One of the three university-graduate secretaries at Hanmin Investment & Securities. Representing the 1990s X-Generation, she is a diligent professional who often finds herself in conflict with Bok-hee and Keum-bo due to her competitive nature and quick-witted adaptability.[12]
  • Lee Soo-jung as Lee Soo-jung
A member of the university-graduate secretary trio at Hanmin Investment & Securities. She is also in conflict with Bok-hee, engaging in exclusionary behavior such as withholding scheduling information.[13]
  • Hwang Hwi as an employee
A member of the Trading Division at Hanmin Investment & Securities. He facilitates a fraudulent sell-off of Hanye Electronics stock as part of a price manipulation scheme.[14]
President of One Million Investment who is involved in a stock price manipulation case. He goes into hiding following a major trading error at Hanmin Investment & Securities but is eventually apprehended at an airport by Keum-bo.[15]

Episodes

No.TitleOriginal release date
1"The Woman Known as the Witch of Yeouido"
Transliteration: "Yeouido manyeora bullineun yeoja" (Korean: 여의도 마녀라 불리는 여자)		January 17, 2026 (2026-01-17)
Financial Supervisory Service investigator Hong Keum-bo exposes a stock manipulation scheme but loses her secret informant, Hanmin Investment & Securities President Kang Myeong-hwi, in a suspicious fatal car accident. With the investigation halted and Keum-bo facing disciplinary action for her unauthorized cooperation with the deceased, she becomes convinced Myeong-hwi was murdered to protect the company's slush funds. To recover the hidden ledgers and identify a mysterious whistleblower known as "Yehppee", Keum-bo assumes the identity of her 20-year-old sister, Hong Jang-mi. She passes the Hanmin Investment & Securities recruitment exam with the highest score and infiltrates the company as an entry-level employee. Upon moving into the employee dormitory, she is assigned to a room with the Chairman's daughter, Kang No-ra, and secretary Go Bok-hee, who immediately finds Keum-bo's face suspiciously familiar.[16]
2"Between Recruitment and Infiltration"
Transliteration: "Ipsawa chimtu sai" (Korean: 입사와 침투 사이)		January 18, 2026 (2026-01-18)
Keum-bo begins working at Hanmin Investment & Securities, where she deals with workplace hierarchy and forms a bond with her roommate, Go Bok-hee, following a dispute with other employees. Her mission is complicated when her ex-boyfriend, Shin Jung-woo, is appointed as the new company president. To prevent him from recognizing her, Keum-bo assists Bok-hee in becoming Jung-woo's secretary by sharing information about his personal preferences. Keum-bo later discovers that Bok-hee has a history of embezzlement and is in possession of the slush fund ledger. While Keum-bo enters the president's office to search for evidence regarding the late Kang Myeong-hwi, she is nearly discovered by Jung-woo.[17]
3"Right Under the Nose and in the Line of Fire"
Transliteration: "Deungjan miteun eodupgo tteugeopda" (Korean: 등잔 밑은 어둡고 뜨겁다)		January 24, 2026 (2026-01-24)
Under the alias Hong Jang-mi, Keum-bo successfully avoids recognition by her ex-boyfriend, Jung-woo. While undercover, she defends her roommate, Bok-hee, against workplace harassment from General Manager Cha Jung-il, despite an ongoing personal dispute over a suspected slush fund ledger. Keum-bo subsequently leads her team in implementing Hanmin Securities' first company-wide intranet and gains entry into the exclusive "Yeouido Pirates" online community with help from Albert Oh. While investigating General Manager So Kyung-dong, Keum-bo thwarts a fraudulent 3 billion won stock trade, but the responsible employee frames her for the error. To avoid exposure by former colleagues investigating the incident, Keum-bo fakes a medical emergency, but is ultimately summoned to a disciplinary committee overseen by Jung-woo. A flashback reveals their past: Keum-bo ended their engagement years prior after Jung-woo, then her colleague at an accounting firm, chose to conceal Hanmin Securities' corporate corruption.[18]
4"Sleeping with the Enemy"
Transliteration: "Jeokgwaui dongchim" (Korean: 적과의 동침)		January 25, 2026 (2026-01-25)
Following her disciplinary hearing, Keum-bo is tasked with retrieving a trade cancellation form from One Million Investment to rectify a 3 billion won loss, which is revealed to be a slush fund scheme orchestrated by Chairman Kang Pil-beom. To verify Keum-bo's identity, Jung-woo visits her parents' restaurant, but Keum-bo maintains her cover by claiming to be her own younger sister, Hong Jang-mi. With the anonymous help of her roommates via the "Yeouido Pirates" network and an assist from Albert Oh, Keum-bo intercepts the investment firm's CEO at the airport and secures the necessary documents to keep her job. After anonymously informing Jung-woo of the corruption, Keum-bo and her roommates celebrates after getting their salary and upon returning to the dormitory, their room is mess and discover an unidentified intruder hiding in her closet.[19]
5"Ready or Not, Here I Come"
Transliteration: "Kkokkkok sumeora meorikarak boilla" (Korean: 꼭꼭 숨어라 머리카락 보일라)		January 31, 2026 (2026-01-31)
After discovering that Kim Mi-sook is a single mother who has been hiding her six-year-old daughter, Bom, in the dormitory, the residents of Room 301 eventually agree to let the child stay. During an internal audit at Hanmin Investment & Securities to identify a whistleblower among the "So-Bang-Cha" trio, it is revealed that Manager Bang Jin-mok was involved in a 2017 accounting fraud case. Jung-woo confirms that Keum-bo is an undercover agent operating under the alias "Hong Jang-mi" and begins positioning himself as a potential son-in-law to Chairman Kang. Secretary Song Ju-ran begins monitoring Keum-bo closely.[20]
6"The Silence of the Misses"
Transliteration: "'Yang'deurui chimmuk" (Korean: '양'들의 침묵)		February 1, 2026 (2026-02-01)
Jung-woo confronts Keum-bo after confirming she is using her sister's identity to work undercover. Meanwhile, the investigation into Hanmin Investment & Securities' slush funds shifts focus toward the bank accounts of employees selected by Hanmin Outstanding Women's Club. Bok-hee, fearing involvement and facing threats from her soon-to-be-released brother, attempts to flee but is rescued by Keum-bo; the Room 301 residents subsequently vow to protect her. Keum-bo joins a joint task force and accepts a date with Albert to gather intelligence on the Kang family. Keum-bo discovers Albert in the company of Bong Dal-su, a figure from her past, while investigating the disappearance of an investment firm president.[21]
7"I Know What You Did Last Summer"
Transliteration: "Naneul nega jinan yeoreume han ireul algo ittda" (Korean: 나는 네가 지난 여름에 한 일을 알고 있다)		February 7, 2026 (2026-02-07)
Keum-bo discovers that Albert is secretly investigating the suspicious car accident of his uncle, the late President Kang, and learns of Ju-ran's involvement in the aftermath. Tensions rise between Keum-bo and Jung-woo over their shared past and her continued undercover work. In the dormitory, Bok-hee discovers that the slush fund ledger she was hiding was accidentally discarded by Nora during a cleaning session. Despite Director Yoon ordering her to withdraw from the mission, Keum-bo makes contact with the whistleblower "Yehppee". Following a brief pursuit at a clandestine meeting spot, Keum-bo returns to Hanmin Investment & Securities the following day and identifies Jin-mok as the whistleblower.[22]
8"Money Monster"
Transliteration: "Meoni monseuteo" (Korean: 머니 몬스터)		February 8, 2026 (2026-02-08)
Keum-bo confirms Jin-mok is the whistleblower "Yehppee" through a keyboard trap, though Jin-mok refuses further cooperation due to the loss of the slush fund ledger. Bok-hee discovers Keum-bo's true identity but chooses to protect her out of loyalty. As the 1997 IMF crisis begins, Chairman Kang orders the falsification of accounting records to secure government aid. Keum-bo infiltrates the secret task force and swaps the fraudulent files with accurate data; Jung-woo notices the switch but submits the accurate report regardless, revealing he anticipated the economic collapse. The resulting denial of public funds causes Hanmin Investment & Securities to face financial ruin. Jung-woo shifts the blame onto Keum-bo, causing a rift between her and Jin-mok.[23]
9"Two Letters"
Transliteration: "Du gaeui pyeonji" (Korean: 두 개의 편지)		February 14, 2026 (2026-02-14)
10"Clash of the Titans"
Transliteration: "Yongjaenghotu" (Korean: 용쟁호투)		February 15, 2026 (2026-02-15)
11"The Masked Pirate"
Transliteration: "Gamyeoneul sseun haejeok" (Korean: 가면을 쓴 해적)		February 21, 2026 (2026-02-21)
12"Money Never Sleeps"
Transliteration: "Doneun jamdeulji anneunda" (Korean: 돈은 잠들지 않는다)		February 22, 2026 (2026-02-22)
13"Witch Hunt"
Transliteration: "Manyeosanyang" (Korean: 마녀사냥)		February 28, 2026 (2026-02-28)
14"The Era of Great Pirates"
Transliteration: "Daehaejeogui sidae" (Korean: 대해적의 시대)		March 1, 2026 (2026-03-01)
15"No Mercy"
Transliteration: "Injeongsajeong bol geot eopda" (Korean: 인정사정 볼 것 없다)		March 7, 2026 (2026-03-07)
16"We of the New Millennium"
Transliteration: "Saecheonnyeonui urideul" (Korean: 새천년의 우리들)		March 8, 2026 (2026-03-08)

Production

Development

Undercover Miss Hong was developed under the working title Miss Undercover Boss (Korean: 미스언더커버보스; RR: Miseueondeokeobeoboseu).[24][25] The series is directed by Park Seon-ho, who helmed Business Proposal (2022) and Brewing Love (2024), and Na Ji-hyun, written by Moon Hyun-kyung, who penned Memorials (2020), planned and produced by Studio Dragon with Celltrion Entertainment.[26][27]

Casting

In March 2025, Park Shin-hye had reportedly reached a tentative agreement to appear in the series.[24] Two months later, Ko Kyung-pyo was reportedly cast as the male lead.[28] In June 2025, both Ha Yoon-kyung and Cho Han-gyeol were reportedly cast alongside Park and Ko.[29][30] In July 2025, Park, Ko, Ha, and Cho were confirmed to star.[31] Additionally, Yuna was cast marking her acting debut.[32]

Release

Undercover Miss Hong was reportedly scheduled to air in the first half of 2026.[31] It premiered on tvN on January 17, 2026, and airs every Saturday and Sunday at 21:10 (KST).[33][34] The series is also available for streaming on TVING in South Korea and Netflix globally.[35]

Viewership

Undercover Miss Hong premiered on January 17, 2026, with a nationwide viewership rating of 3.5% and a metropolitan area rating of 3.2%.[36] While the first episode reached a peak of 4.3%, the series saw an upward trend in subsequent weeks. The penultimate episode, broadcast on March 7, recorded the series' highest average ratings of 13.1% nationwide and 14.0% in the Seoul metropolitan area.[37] The final episode on March 8 averaged 12.4% nationwide and 13.0% in the capital, ranking first in its time slot across all cable and terrestrial channels, particularly within the 20–49 age demographic.[38]

In Netflix, the series entered the global weekly chart for non-English shows at number 6 on the week of January 19–25, 2026, appearing in the top 10 rankings of 14 countries and garnered a total of 1.9 million views.[39] It rose on the chart by one rank the following week then peak at number 4 on the week of February 2–8.[40][41]

Undercover Miss Hong : South Korea viewers per episode (millions)
SeasonEpisode numberAverage
12345678910111213141516
10.9491.3801.2521.7571.4212.0111.7532.2741.6732.1582.5872.4562.5272.7273.1313.0082.067
Source: Audience measurement performed nationwide by Nielsen Korea.[42]
Average TV viewership ratings
Ep. Original broadcast date Average audience share
(Nielsen Korea)[42]
Nationwide Seoul
1 January 17, 2026 3.512% (1st) 3.171% (1st)
2 January 18, 2026 5.672% (1st) 5.697% (1st)
3 January 24, 2026 5.224% (1st) 5.165% (1st)
4 January 25, 2026 7.408% (1st) 7.236% (1st)
5 January 31, 2026 5.859% (1st) 6.120% (1st)
6 February 1, 2026 7.995% (1st) 8.688% (1st)
7 February 7, 2026 7.491% (1st) 7.535% (1st)
8 February 8, 2026 9.381% (1st) 10.052% (1st)
9 February 14, 2026 7.061% (1st) 7.075% (1st)
10 February 15, 2026 8.605% (1st) 8.451% (1st)
11 February 21, 2026 10.587% (1st) 10.738% (1st)
12 February 22, 2026 10.119% (1st) 10.547% (1st)
13 February 28, 2026 10.643% (1st) 10.868% (1st)
14 March 1, 2026 11.808% (1st) 12.335% (1st)
15 March 7, 2026 13.121% (1st) 13.957% (1st)
16 March 8, 2026 12.363% (1st) 12.968% (1st)
Average 8.553% 8.788%
  • In the table above, the blue numbers represent the lowest ratings and the red numbers represent the highest ratings.
  • This series aired on a cable channel/pay TV which normally has a relatively smaller audience compared to free-to-air TV/public broadcasters (KBS, SBS, MBC, and EBS).

References

  1. ^ 홍금보 (홍장미) [Hong Geum-bo (Hong Jang-mi)]. tvN (in Korean). Retrieved January 5, 2026.
  2. ^ 신정우 [Shin Jeong-woo]. tvN (in Korean). Retrieved January 5, 2026.
  3. ^ 고복희 [Ko Bok-hui]. tvN (in Korean). Retrieved January 5, 2026.
  4. ^ 알벗 오 [Albert Oh]. tvN (in Korean). Retrieved January 5, 2026.
  5. ^ a b c 서울시미혼여성근로자 기숙사 301호 [Seoul City Single Female Workers' Dormitory, Room 301]. tvN (in Korean). Retrieved January 5, 2026.
  6. ^ a b 한민증권 위기관리본부 [Hanmin Securities Risk Management Division]. tvN (in Korean). Retrieved January 5, 2026.
  7. ^ a b c d 한민증권 핵심인사 [Key Personnel of Hanmin Securities]. tvN (in Korean). Retrieved January 5, 2026.
  8. ^ a b c 한민증권 사주 일가 [The Founding Family of Hanmin Securities]. tvN (in Korean). Retrieved January 5, 2026.
  9. ^ a b 증권감독원 [Securities Supervisory Board]. tvN (in Korean). Retrieved January 5, 2026.
  10. ^ a b c d e 그 외 인물 [Others]. tvN (in Korean). Retrieved January 5, 2026.
  11. ^ 여의도 마녀라 불리는 여자 [The Woman Known as the Witch of Yeouido]. Undercover Miss Hong. Episode 1 (in Korean). January 17, 2026. tvN.
  12. ^ Ahn, Byung-gil (January 14, 2026). 안설아 '언더커버 미쓰홍' 출연 [Ahn Seol-ah to appear in Undercover Miss Hong]. Sports Kyunghyang (in Korean). Retrieved February 10, 2026.
  13. ^ Hwang, Yeon-do (January 19, 2026). '언더커버 미쓰홍' 이수정, 얄미운 비서 연기...안방 눈도장 쾅 [Undercover Miss Hong Lee Soo-jung, acts as a spiteful secretary...leaving a mark on viewers]. AtStyle (in Korean). Archived from the original on March 2, 2026. Retrieved February 10, 2026.
  14. ^ Kim, Min-ji (January 28, 2026). '미쓰홍' 황휘, 박신혜와 대치하는 '오피스 빌런'...존재감 발산 [Undercover Miss Hong Hwang Hwi, an 'Office Villain' confronting Park Shin-hye...radiating presence]. News1 (in Korean). Retrieved February 10, 2026.
  15. ^ Son, Bong-seok (January 30, 2026). '언더커버 미쓰홍' 태항호, 박기수 역 눈도장 [Undercover Miss Hong Tae Hang-ho, leaves an impression as Pak Ki-soo]. Sports Kyunghyang (in Korean). Retrieved February 10, 2026.
  16. ^ Lee, So-jin (January 17, 2026). '언더커버 미쓰홍' 박신혜, 최원영 죽음→학력·경력 버리고 위장 잠입 (종합) [Undercover Miss Hong Park Shin-hye, Choi Won-young's Death → Abandons Education/Career for Undercover Infiltration (Comprehensive)]. Kyunghyang Shinmun (in Korean). Retrieved January 17, 2026.
  17. ^ Kim, Ha-young (January 19, 2026). 박신혜, 고경표에 정체 들켰나...재회 엔딩 5.7% '껑충' [언더커버 미쓰홍](종합) [Park Shin-hye, Identity Exposed to Ko Kyung-pyo...Reunion Ending 'Jumps' to 5.7% [Undercover Miss Hong] (Comprehensive)]. My Daily (in Korean). Retrieved January 19, 2026.
  18. ^ Yoo, Kyung-san (January 24, 2026). '언더커버 미쓰홍' 박신혜 해고 위기, 고경표와 이별 이유 드러났다 (종합) [Undercover Miss Hong Park Shin-hye Faces Dismissal, Reason for Breakup with Go Kyung-pyo Revealed (Comprehensive)]. Newsen (in Korean). Retrieved January 29, 2026.
  19. ^ Kim, Ha-young (January 26, 2026). 박신혜, 고경표 "너 누구야?" 급습에 아찔...'언더커버 미쓰홍' 최고 9% 경신 [종합] [Park Shin-hye Faced with "Who Are You?" Raid by Ko Kyung-pyo...Undercover Miss Hong Hits Record High of 9% [Comprehensive]]. My Daily (in Korean). Retrieved January 29, 2026.
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  22. ^ Lee, Yoo-rim (February 8, 2026). 예삐 정체=김도현인가...박신혜, 고경표와 대립에 긴장감 터졌다 (미쓰홍)[종합] [Is the identity of Yehppee = Kim Do-hyun?...Tension exploded in the confrontation between Park Shin-hye and Ko Kyung-pyo (Undercover Miss Hong) [Comprehensive]]. Xports News (in Korean). Retrieved March 18, 2026.
  23. ^ Yang, So-young (February 9, 2026). '언더커버 미쓰홍' 박신혜, '예삐' 김도현과 공조 결렬되나...자체 최고 [Undercover Miss Hong Park Shin-hye, will the cooperation with 'Yehppee' Kim Do-hyun break down?...personal best]. Maeil Business Newspaper (in Korean). Retrieved March 18, 2026.
  24. ^ a b Choi, Jae-wook (March 10, 2025). [단독] 박신혜의 차기작은 '미스 언더커버 보스', 금융사범 잡는다 [[Exclusive] Park Shin-hye's Next Project Is Miss Undercover Boss, Where She Hunts Down Financial Criminals]. Ize (in Korean). Archived from the original on March 10, 2025. Retrieved December 6, 2025.
  25. ^ Lee, Kyung-ho (October 22, 2025). [단독] 박신혜 주연 '미스언더커버보스'→'언더커버 미쓰홍' 타이틀 변경'...내년 1월 편성 [[Exclusive] Park Shin-hye's Starring Drama 'Miss Undercover Boss' Changes Title to 'Undercover Miss Hong'...Scheduled to Air in January Next Year]. Ize (in Korean). Archived from the original on November 4, 2025. Retrieved December 6, 2025.
  26. ^ Son, Bong-seok (July 1, 2025). '미스언더커버보스' 박신혜-고경표-하윤경-조한결, 출연 확정[종합] [Park Shin-hye, Go Kyung-pyo, Ha Yoon-kyung, and Cho Han-gyeol Confirmed to Star in 'Miss Undercover Boss' [Comprehensive]]. Kyunghyang Shinmun (in Korean). Retrieved October 25, 2025.
  27. ^ Ahn, Tae-hyun (January 10, 2026). 이준호 다음은 박신혜...tvN 레트로 드라마 흥행 연타 도전 [N초점] [After Lee Jun-ho comes Park Shin-hye...tvN challenges for consecutive retro drama hits [N-Focus]]. News1 (in Korean). Retrieved February 10, 2026.
  28. ^ Moon, Ji-yeon (May 23, 2025). [단독] 고경표, 박신혜의 남자 된다..'미스 언더커버 보스' 주인공 [[Exclusive] Go Kyung-pyo Becomes Park Shin-hye’s Leading Man..Male Lead of Miss Undercover Boss]. The Chosun Ilbo (in Korean). Retrieved December 6, 2025.
  29. ^ Yoon, Sung-yeol (June 17, 2025). [단독] 하윤경 '미스 언더커버 보스' 주연 꿰찼다..박신혜·고경표와 호흡 [[Exclusive] Ha Yoon-kyung Lands Leading Role in Miss Undercover Boss..To Star Alongside Park Shin-hye and Go Kyung-pyo]. Star News (in Korean). Archived from the original on August 9, 2025. Retrieved December 6, 2025.
  30. ^ Yoon, Sung-yeol (June 18, 2025). [단독] '귀궁' 조한결, 증권사 회장 외손자 된다..'트라이' 이어 차기작 확정 [[Exclusive] Cho Han-gyeol of The Haunted Palace to Play Securities Company Chairman's Grandson..Confirms Next Project Following The Winning Try]. Star News (in Korean). Retrieved December 6, 2025.
  31. ^ a b Lee, Ye-jin (July 1, 2025). 박신혜→고경표 출연 확정, 1990년대 세기말로 간다...증권사 위장취업 '오피스 코미디' [공식입장] [Park Shin-hye→Ko Kyung-pyo Confirmed to Star, Heading to the Late 1990s...Securities Company Undercover 'Office Comedy' [Official Statement]]. Xports News (in Korean). Archived from the original on September 7, 2025. Retrieved December 6, 2025.
  32. ^ Kim, Chae-yeon (July 1, 2025). [단독] 있지 유나, '미스언더커버보스'로 첫 연기 도전..박신혜 여동생 된다 [[Exclusive] Itzy's Yuna Takes on Her First Acting Role in Miss Undercover Boss..Will Play Park Shin-hye's Younger Sister]. OSEN (in Korean). Archived from the original on July 1, 2025. Retrieved December 6, 2025.
  33. ^ Kim, Kyung-yoon (December 3, 2025). 증권사에 위장 취업한 박신혜...'언더커버 미쓰홍' 내달 방영 [Park Shin-hye Goes Undercover at a Securities Company...Undercover Miss Hong to Air Next Month] (in Korean). Yonhap News Agency. Retrieved December 6, 2025.
  34. ^ Kim, Ji-hye (December 10, 2025). 박신혜, 90년대 단발머리 비주얼...'언더커버 미쓰홍' 베일 벗었다 [Park Shin-hye reveals a 1990s bob haircut look...Undercover Miss Hong unveiled]. Herald Pop (in Korean). Archived from the original on December 10, 2025. Retrieved December 18, 2025.
  35. ^ Lee, Soo-hyun (January 16, 2026). 박신혜X고경표 '언더커버 미쓰홍', 17일 첫 방송...인물관계도→OTT 관심 [Park Shin-hye X Go Kyung-pyo's Undercover Miss Hong Premieres on the 17th...Interest Rises in Character Relationships and OTT Platforms]. Top Star News (in Korean). Retrieved January 18, 2026.
  36. ^ Kim, Ji-hye (January 18, 2026). 박신혜, 스무 살로 회춘했다... '언더커버 미쓰홍' 3.5%로 출발 [Park Shin-hye, returns to age twenty... Undercover Miss Hong starts with 3.5%]. Ilgan Sports (in Korean). Retrieved January 18, 2026.
  37. ^ Ahn, Byung-gil (March 8, 2026). ‘언더커버 미쓰홍’ 박신혜, 이덕화 허를 찌르다! 최고 14.5% [Undercover Miss Hong Park Shin-hye catches Lee Deok-hwa off guard! Peaks at 14.5%]. Kyunghyang Shinmun (in Korean). Retrieved March 9, 2026.
  38. ^ Ahn, Byung-gil (March 9, 2026). '언더커버 미쓰홍' 완벽했다!...최고 14.6% 피날레 [Undercover Miss Hong was perfect!...14.6% peak finale]. Kyunghyang Shinmun (in Korean). Retrieved March 9, 2026.
  39. ^ Gearan, Hannah (January 30, 2026). "Netflix's New 4-Part Detective Series Quickly Becomes Global Streaming Hit". Screen Rant. Retrieved February 15, 2026.
  40. ^ Kim, Ji-hye (February 5, 2026). 역시 '흥행퀸' 박신혜... tvN '언더커버 미쓰홍' 2주 연속 화제성 1위 [As expected, the 'Box Office Queen' Park Shin-hye... tvN’s Undercover Miss Hong ranks No. 1 in topicality for 2 consecutive weeks]. Ilgan Sports (in Korean). Retrieved March 9, 2026.
  41. ^ Son, Bong-seok (February 12, 2026). '미쓰홍' 일냈다!...넷플릭스 4위+화제성 1위 [Undercover Miss Hong Did a Great Job!...Netflix No. 4 + Topicality No. 1]. Kyunghyang Shinmun (in Korean). Retrieved February 15, 2026.
  42. ^ a b Nielsen Korea ratings:
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