Undercover High School

Undercover High School

Undercover High School

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Undercover High School

2025- 2025

1 Seasons

12 Episodes

8.0(62 votes)

Ended

Action & Adventure

Comedy

Drama

Overview

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.

Where to Watch

Stream

Channel K Amazon Channel

Links & Resources

Website IMDbView

Social & External

Episodes

No episodes found for this season.

The people behind it

Cast & crew

10 featured cast members

Starring

Seo Kang-joon

Seo Kang-joon

Jeong Hae-sung

Jin Ki-joo

Jin Ki-joo

Oh Su-ah

Kim Shin-rock

Kim Shin-rock

Seo Myung-ju

Kim Min-ju

Kim Min-ju

Lee Ye-na

Yoon Ga-i

Yoon Ga-i

Park Mi-jung

Kim Young-ah

Kim Young-ah

Im Chung-ha

Lee Hyun So

Lee Hyun So

Han Seung-jae

Yun Chae-bin

Yun Chae-bin

Yun Chae-rin

Kim Sun-min

Kim Sun-min

Ji Hyeon-jun

Kim Seung-beom

Kim Seung-beom

Kim Ho-jin

Creative team

Created by: Im Young-bin
Choi Jeong-in
Written by: Im Young-bin

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