Undercover High School 2025
What is Undercover High School?
Undercover High School is a 2025 South Korean action comedy spy television series. The series stars Seo Kang-joon, Jin Ki-joo, and Kim Shin-rok.
- Type
- TV series
- Year
- 2025
- Status
- Ended
- Episodes
- 12
- Runtime
- 70 minutes
- First aired
- Feb 21, 2025
- Last aired
- Mar 29, 2025
- Original language
- KO
- Origin
- KR
- Networks
- MBC
- Genres
- Action & Adventure, Comedy, Drama
- Updated
Where to watch
Stream
KocowaStream
KocowaStream
Rakuten VikiKocowaStream
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KocowaStream
Kocowa
Stream
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KocowaStream
Rakuten Viki
OnDemandKorea
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How long to binge?
Estimate the schedule using 12 episodes and an average 70-minute runtime.
Trailer
Overview
Undercover High School is a 2025 South Korean action comedy spy television series. The series stars Seo Kang-joon, Jin Ki-joo, and Kim Shin-rok. Ace NIS agent Jung Hae-seong is demoted after a mission failure and goes undercover at a high school. He is on a mission to locate King Gojong's missing gold. At the high school, he meets his teacher Oh Soo-ah, who sees him as her lost first love, stirring old heartbreak. The series is written by Im Young-bin and directed by Choi Jung-in. It is available to watch on various platforms, including KOCOWA+ and Prime Video. The series premiered on February 21, 2025, and a second episode was released on February 27, 2025. The series has been listed on several online databases, including MyDramaList, IMDb, and The Movie Database.
Should you watch it?
“A demoted spy infiltrates a high school to find missing royal treasure while reconnecting with his past.”
- Unique blend of espionage and school drama
- Compelling dual timeline romance
- Intriguing historical treasure hunt
- Slow pacing in early episodes
- Some predictable romantic moments
You enjoy undercover identity stories with romantic subplots.
Suitable for teens and adults who enjoy mild romance and mystery.
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Cast
Episode guide
Spoiler-Safe Browsing Progress
Season 1 · 12 episodes
Open the complete Season 1 guide & lore primer →- E1 The Emperor's Lost Gold Mytharc Feb 21, 2025
- E2 Spooky Stories Core Feb 22, 2025
- E3 Ghost Story Riddles Core Feb 28, 2025
- E4 Joining the Student Council Core Mar 1, 2025
- E5 Student Council Core Mar 7, 2025
- E6 Hye Seong's Father's Notebook Mytharc Mar 8, 2025
- E7 The 24th Anniversary of Byeongmun High School Core Mar 14, 2025
- E8 The Plan for VIP Students Core Mar 15, 2025
- E9 The Mathematics Teacher Core Mar 21, 2025
- E10 Retribution Core Mar 22, 2025
- E11 The Devastating Truth Mytharc Mar 28, 2025
- E12 Where The Stars Lead Mytharc Mar 29, 2025
Frequently asked questions
Is this based on a true story?
No, it's a fictional drama series.
What genre is this show?
It's a romantic mystery drama with espionage elements.
Where can I watch it?
Check your local streaming platforms for availability.
How many episodes are there?
The series runs for multiple episodes.
Is it appropriate for children?
It's suitable for teenage audiences and above.