Undercover High School

Original title: 언더커버 하이스쿨

• Action & Adventure
• Comedy
• Drama

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.

Created by

Im Young-bin, Choi Jeong-in

First aired

21 February 2025

Network

MBC