Undercover High School backdrop
Undercover High School poster

Undercover High School

"A comic action drama about an NIS agent who hid his identity and entered high school disguised as a high school student to find the missing emperor's gold bullion."

TV Series
20251 SeasonEnded
★7.8

Genres

ComedyDramaAction & Adventure

Top Actors

Seo Kang-joonJin Ki-jooKim Shin-rockKim Min-juYoon Ga-i

Created By

Im Young-binChoi Jeong-in

Series Overview

Byungmoon, Korea’s top private high school, is rife with corruption, where status and success matter most. Hae-sung, a top NIS agent, goes undercover at Byungmoon to find Emperor Gojong’s hidden gold and uncover the truth behind his father’s disappearance. Cold and calculated, he sees the school as an obstacle—until he connects with students and a...

Byungmoon, Korea’s top private high school, is rife with corruption, where status and success matter most. Hae-sung, a top NIS agent, goes undercover at Byungmoon to find Emperor Gojong’s hidden gold and uncover the truth behind his father’s disappearance. Cold and calculated, he sees the school as an obstacle—until he connects with students and a former crush and becomes a reluctant hero. Torn between duty and newfound bonds, can he still complete his mission?

Seasons

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Undercover High School is a Comedy, Drama and Action & Adventure TV series created by Im Young-bin and Choi Jeong-in starring Seo Kang-joon, Jin Ki-joo, Kim Shin-rock, Kim Min-ju and Yoon Ga-i Undercover High School first aired in 2025 and currently has 1 season. Find out where to watch, rent, or stream it online on YourMovies - including Amazon Prime Video availability.