ONE: High School Heroes is a South Korean action drama about a model student, Kim Eui-gyeom, who suffers abuse at home and school, leading him to form a masked vigilante group with a classmate, Kang Yoon-gi, to fight school violence and protect victims, transforming from a studious loner into a fierce fighter driven by pent-up rage and a desire to change the school's brutal hierarchy, based on a popular webtoon.
This video provides a review of the first impressions of the drama, including the main actor's performance:
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Drama Delights
YouTube • 11 Jul 2025
Core Storyline:
Protagonist: Kim Eui-gyeom, a top student initially focused only on grades, endures severe domestic abuse from his father and relentless bullying at school.
Turning Point: Reaching his breaking point, Eui-gyeom decides to fight back, unleashing his natural fighting talent.
Formation of Heroes: He teams up with Kang Yoon-gi, who recognizes his potential and manipulates him into forming the "High School Heroes," a masked duo fighting bullies and disrupting the violent power structure.
Themes: The series explores teenage determination, loyalty, standing up to bullies, and finding heroism in courage and conviction, not superpowers, according to this IMDb review and this Pinkvilla article.
Key Elements:
Genre: School Action Drama.
Origin: Based on a popular webtoon.
Episodes: A short series with 8 episodes.
Stars: Features Lee Jung-ha as Kim Eui-gyeom and Kim Do-wan as Kang Yoon-gi.
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Kim Do Wan, Lee Jung H