The series focuses on the life of Onizuka Eikichi, who is an ex-bike gang leader. The man has only one goal now-- to become the greatest teacher in Japan. While doing his teaching internship as part of his studies to become a qualified teacher, he ends up not in an all-girls class as he has been dreaming for awhile, but in a delinquent class. There Onizuka learns the importance of the power and respect gained from one's students. Thanks to pure luck, or Onizuka's shining charisma, after internship he gets a job at one of the most prestigious private schools in Japan to handle their 'problem class' that made the past few teachers quit. The problem is, however, is that the problem children have some really smart boys and gals that are able to drive even a grownup crazy. Onizuka can, indeed, solve any issue using force. He, however, wants to find the right approach to every pupil, even to the teachers that hate him. Will the most incompetent teach become the greatest teacher there is in Japan?