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.
Seasons & Episodes
Season 1
Key Information
Cast & Crew
Seo Kang-joon
Jeong Hae-sung
Jin Ki-joo
Oh Su-ah
Kim Shin-rock
Seo Myung-ju
Kim Min-ju
Lee Ye-na
Yoon Ga-i
Park Mi-jung
Kim Young-ah
Im Chung-ha
Lee Hyun So
Han Seung-jae
Yun Chae-bin
Yun Chae-rin
Kim Sun-min
Ji Hyeon-jun
Su Hyun
[Student]
Frequently Asked Questions
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...
Undercover High School has 1 season with 12 episodes.
Undercover High School premiered on February 21, 2025.
Yes, Undercover High School is currently ongoing with new episodes.
Undercover High School originally aired on MBC. Check your local streaming services for availability.
Undercover High School was created by Im Young-bin.
Undercover High School has a rating of 7.9/10 based on user reviews.
Undercover High School is classified as Action & Adventure, Comedy, Drama.