Undercover High School
Directed by Choi Jeong-in
Starring Seo Kang-joon, Jin Ki-joo, Kim Shin-rok, Kim Min-ju, Yoon Ga-i, Kim Young-ah, Lee Hyun So, Yun Chae-bin
8.0/10
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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.
- Original title
- 언더커버 하이스쿨
- Original language
- Korean
- Country
- South Korea
- Cast
- Kim Min-ju, Yoon Ga-i, Kim Young-ah, Lee Hyun So, Yun Chae-bin
Watch on Rakuten Viki · OnDemandKorea · Kocowa Amazon ChannelWatch on Rakuten Viki · OnDemandKorea · Kocowa Amazon Channel
Updated October 24, 2026
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Undercover High School is streaming on Viki, OnDemandKorea, Kocowa.
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