Wretches (2018)

Plot

Jae-young, a high school student, endures relentless bullying from the school's notorious leader, Yong-gyu. When Yong-gyu ends up in the hospital, Hoon seizes the chance to claim his position of power. Jae-young initially believes that Yong-gyu's absence will free him from the cycle of violence, but instead, he soon discovers that Hoon’s rise only subjects him to further torment and intimidation. As the situation escalates, Jae-young is caught in a harrowing fight for survival and dignity amidst the harsh realities of school life.