Edwin promise to his sis on her decease bed to happen her son she give up long clip ago. Edwin’s quest bring him to go a replacement instructor in Duri High School, Djakarta, a school for juvenile person delinquent. There he must confront the to the highest degree violent student to happen his nephew. When he finally find the boy, a city-wide public violence erupts and Edwin is trap im the school with the cruel child out for his blood.