Is Undercover High School (언더커버 하이스쿨) right for your family?
Series 2025 70 min/ep.
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.
What's inside
Likely present: ViolenceRomance & relationshipsHeavy emotional content
The title and synopsis indicate action, comedy, drama, and a romantic element.
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