ONE: High School Heroes
ONE: High School Heroes
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ONE: High School Heroes

7.8
Yr 2025
Status Ended
Action & Adventure Drama
Series Brief

Overview

A former model student, pushed by domestic abuse and bullying, joins a group that stands up to school violence and defends its victims.

Why fans love it

The 2025 series ONE: High School Heroes translates the visual shorthand of webtoon action into a grounded drama. It prioritizes the emotional toll of school-based hostility, positioning its protagonist as a student who abandons traditional academic success to dismantle the cycle of aggression from within the hallways. The production leans into the intensity of these confrontations, emphasizing the high stakes of personal protection when institutional support fails.

Lee Jung-ha anchors this shift from victimhood to active defense, portraying the evolution of a character forced to navigate the thin line between justice and escalating conflict. The series functions less as a typical story about camaraderie and more as a raw examination of what happens when students take authority into their own hands. The result is a narrative centered on the physical and psychological consequences that follow a decision to stop playing by the rules.

Featured Players

Cast 14

Lee Jung-ha
as Kim Eui-gyeom
Lee Chan-hyeong
as Sung-Wook
Shin Jae-whi
as Lee Ki-Yoon
Kim Do-wan
as Kang Yoon-ki
Kim Sang-ho
as Kim Seok-tae
Kim Joo-ryoung
as Myeong Da-bin
Shin Jun-seop
as Nam Seung-Sik
Lim Sung-kyun
as Kim Seung-joon
Yuk Jun-seo
as Lee Geol-jae
Yoo Hee-je
as Choi Ki-soo
Lim Hyun-tae
as Choi Hong-il
Hong Min-gi
as Kim Nam-hyeop
Shin Hyun-soo
as Kim Su Gyeom [Eui Gyeom's brother]
Ha-min
as Kim Ui-gyeom Aunt (Eps 3)
1 episode
Production Board

Crew

Director
Keyword Cloud

Keywords

violence in schools based on webcomic or webtoon