Undercover High School

Name: Undercover High School
Released: 2025-02-21
Duration: 70 min
Rating: 8.0
Cast: Seo Kang-joon, Jin Ki-joo, Kim Shin-rock, Kim Min-ju, Yoon Ga-i

2025

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Undercover High School

2025

Where to watch

Last checked

25 May 2026, 08:05

Stream

Kocowa

Streaming availability data from JustWatch.

Details

1h 10m episodes1 season12 episodesEnded8.0 TMDB

Created by Im Young-bin, Choi Jeong-in

Cast Seo Kang-joon, Jin Ki-joo, Kim Shin-rock, Kim Min-ju, Yoon Ga-i

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.