Jeong Hae-sung
Seo Kang-joon
Jeong Hae-sung
Undercover High School
7.9
2025
1 Season • 12 Episodes
Action & AdventureComedyDrama
Director: Choi Jeong-in
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.
Trailer
[1차티저] 국정원 요원 서강준, 고등학교에 잠입한다!, MBC 250221 방송
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