TV SERIES

Undercover High School

8.0/10
TMDB67 votes
2025Original: Korean1 seasons

Ace NIS agent Jung Hae-seong is demoted after a mission failure. He goes undercover at a high school to locate King Gojong's missing gold, meeting his teacher Oh Soo-ah, who sees him as her lost first love, stirring old heartbreak.

Genres: Action & Adventure, Comedy, Drama
Cast: Seo Kang-joon, Jin Ki-joo, Kim Shin-rock, Kim Min-ju, Yoon Ga-i

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THE STORY & THE PEOPLE

About Undercover High School

Undercover High School (2025) is a TV series in the action & adventure, comedy, drama genres. Directed by Choi Jeong-in. The cast includes Seo Kang-joon, Jin Ki-joo, Kim Shin-rock, Kim Min-ju.

Released
2025-02-21
Original language
Korean
Seasons
1
Episodes
12
Status
Ended
Production countries
South Korea
Directors
Choi Jeong-in
Creators
Im Young-bin, Choi Jeong-in
Writers
Im Young-bin

Undercover High School cast & characters

Audience reviews

8.0/10 from 67 TMDB votes. Ratings and reviews are supplied by TMDB. Reviews are attributed to their original authors.

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Questions about Undercover High School

What is Undercover High School about?

Ace NIS agent Jung Hae-seong is demoted after a mission failure. He goes undercover at a high school to locate King Gojong's missing gold, meeting his teacher Oh Soo-ah, who sees him as her lost first love, stirring old heartbreak.

Who stars in Undercover High School?

Seo Kang-joon, Jin Ki-joo, Kim Shin-rock, Kim Min-ju, Yoon Ga-i, Kim Young-ah. See the cast cards above for character names.

How can I watch Undercover High School online?

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