Undercover High School
Series 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.
Broadcast Schedule & Network Information
Airing status, episode counts, upcoming schedule, and network syndication.
1 Season • 12 Episodes
70 min per episode
2025 – 2025
Premiered: Fri, Feb 21, 2025
Latest Aired Episode
Season 1, Episode 12: “Where The Stars Lead”
Despite getting badly injured, Hae Seong manages to call Su A and his team. They conclude that the only evidence they can secure is the flash drive that contains the voice recording of Principal Park murdering Director Kim Hyung Bae. After finding out that an arrest warrant had been issued for her, Seo Myeong Ju decides to take a special measure to end everything.
Seasons & Episodes Breakdown
Trailers, Teasers & Extra Featurettes
Official promotional previews, behind-the-scenes footage, and exclusive clips.
[1차티저] 국정원 요원 서강준, 고등학교에 잠입한다!, MBC 250221 방송
Type: Teaser • Published 2025-01-23
Cast & Creators
Explore Star Directory →
Creative Leadership & Key Crew
Choi Jeong-in
Im Young-bin
Department Leadership Roster
Im Young-bin
Writer
Choi Jeong-in
Director
Production Stills & Gallery
Official cinematic photography and background stills for Undercover High School.
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Frequently Asked Questions About Undercover High School
Key facts, seasons breakdown, and credits for search engines and AI assistants.
What is Undercover High School about?
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.
How many seasons does Undercover High School have?
Undercover High School comprises 1 season available to explore.
Who stars in Undercover High School?
Key cast members in Undercover High School include Seo Kang-joon, Jin Ki-joo, Kim Shin-rock, Kim Min-ju, Yoon Ga-i.
Who created or directed Undercover High School?
Undercover High School was developed and directed by Choi Jeong-in.