It’s the 80s in rural Japan, and a hotheaded boy wants to join the local gang to prove himself. The boy is known as ‘Kintaro’ due to his superhuman strenght and short stature, and he is feared among almost every student in the female highschool he attends. This is the story of how he defeats Oni, the local gang boss, thanks to the help of the new gang he builds with the help of his girl best friends.