ONE : Episode 1 ENGSUB

Kim Ui-Gyeom (Lee Jung-Ha) is the top student at his school. He is a modest student and stays far away from violence He suffers from his father Kim Seok-Tae's (Kim Sang-Ho) oppression. Kim Seok-Tae is a successful businessman and he appears like a gentle father and husband, but, he is actually strict and administers harsh discipline on his son to make him a doctor. One day, Kim Ui-Gyeom explodes with his natural fighting talent at his school. Kang Yoon-Ki (Kim Do-Wan), with an ability to judge situations quickly and having excellent fighting skills himself, is a student at the same school. He notices that Kim Ui-Gyeom's fighting talent. They form a masked High School Heroes team. Hiding his real intention, Kang Yoon-Ki leads Kim Ui-Gyeom to the fighting world. Kim Ui-Gyeom explodes with violence by knocking down bullies at the school one by one.