Thug Teacher

Na Dae Gi was the leader of a student gang and had power over all high schools in his area He declares the gangs disbandment goes into a thirddegree College of Education to become a teacher and finds a job in Kangho High which has a reputation for being highly populated with troublemakers The student gangs at Kangho High who all the other teachers have given up on start a fight with Dae Gi who prepares a lesson of his own and so begins the war between the gangster teacher and the student gang at Kangho High