Undercover High School (2025)
80% User score
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.
Im Young-bin, Choi Jeong-in
Series Cast
Current Season
Season 1
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