Ma gyeom

Gyeom Ma is a significant minor character in season 1 of Get Schooled and To Not Die, and a main supporting character in Juvenile Prison. He is infamous for killing seven students that subjected him to terrible bullying

He was severly bullied by seven students at his high school and murdered them to preserve his life, leading to his arrest and incarceration at Gimcheon Youth Detention Center with a 20 year sentence. He will be moved to an adult prison when he turns 23.