Three teenage boys, once best friends in middle school, drift apart in high school. Yong-ju and Gi-Taek remain close, but Gi-Woong becomes a jjang, a school bully, and hangs out with Seong-jin's gang. Yong-ju is troubled when he sees Gi-Taek being bullied by Seong-jin's gang, an eccentric manhwa fan.
Night Flight
As they enter high school, three former middle school friends find their bond tested when one of them undergoes a transformation into a bully, forcing the others to navigate their conflicting emotions and try to revive their fractured friendship.