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.
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7.7 /10
4590 people rated
Undercover High School
2025
R
Korea
Action
Comedy
Thriller
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.
More
7.7 /10
4590 people rated
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Top Cast(18)
Seo Kang-Joon
Jeong Hae-seong
Jin Ki-joo
Oh Soo-ah
Kim Min-ju
Lee Ye-na
Shin-rock Kim
Seo Myeong-joo
Yun Chae Bin
Yoon Chae-rin
Jo Bok-rae
Go Young-hoon
Jeon Bae-soo
Ahn Seok-ho
Kim Young-ah
Soo-ah's Mother
Park Jin-Woo
Park Jae-moon
Yoon Ga Yi
Park Mi-jeong
Park Se-hyun
Ahn Yoo-jeong
Min-ji Lee
Kim Ri-an
Lee Seo-hwan
Kim Hyeong-bae
Shin Joon-hang
Lee Dong-min
Lee Hyun So
Han Seung-jae
Yong Oh
Head teacher
Yu Ji-wan
Jeong Hae-seong (Child)
Joo Suk-tae
Seung-jae’s Father
05 / REVIEWS
User Review
Maryyyy
07/07/2026 11:28
This is a very interesting drama. I got scared at some point when it seemed all hope was lost, lol 😂 but at end, the mission was completed. I never knew the gold even existed and Jeong Hae's father hid under his roof. What a smart Man 😂 Sorry for the spoiler y'all.
Satyam Kumar
11/05/2026 04:37
sk
Lotiola Tonga
02/05/2026 15:52
yea bbe
verified osas
19/04/2026 20:04
Nice 👍
Minhaj Sardar
18/04/2026 05:53
please send season 2 hindi dubbed
ABIODUN IFEOLUWA
09/04/2026 14:14
Best kdrama movie
fish!
09/02/2026 15:53
quite good until the end many shows lose their momentum in the middle until decent end. I wished we knew more about team 4 members guess what could fit for this drama
Jovy Rollon
08/02/2026 22:20
www $
Deja
05/02/2026 17:43
kdrama are they bomb
will love if it could be in English or french dub.
Hersylia Ayoli
12/01/2026 09:26
trop bien 🥰🎉 ça a été un régal pour mes yeux..
05 / REVIEWS
User Review
Maryyyy
07/07/2026 11:28
This is a very interesting drama. I got scared at some point when it seemed all hope was lost, lol 😂 but at end, the mission was completed. I never knew the gold even existed and Jeong Hae's father hid under his roof. What a smart Man 😂 Sorry for the spoiler y'all.
Satyam Kumar
11/05/2026 04:37
sk
Lotiola Tonga
02/05/2026 15:52
yea bbe
verified osas
19/04/2026 20:04
Nice 👍
Minhaj Sardar
18/04/2026 05:53
please send season 2 hindi dubbed
ABIODUN IFEOLUWA
09/04/2026 14:14
Best kdrama movie
fish!
09/02/2026 15:53
quite good until the end many shows lose their momentum in the middle until decent end. I wished we knew more about team 4 members guess what could fit for this drama
Jovy Rollon
08/02/2026 22:20
www $
Deja
05/02/2026 17:43
kdrama are they bomb
will love if it could be in English or french dub.
Hersylia Ayoli
12/01/2026 09:26
trop bien 🥰🎉 ça a été un régal pour mes yeux..
About Undercover High School 2025
Discover more about Undercover High School 2025, a Action,Comedy,Thriller TV series from Korea. Check the synopsis, trailer, ratings and episode information, then explore more trending titles.
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