Gouki Aratake, the strongest delinquent in Seisen Middle School, yearns to be like his reformed upperclassman, the former gang leader Shiroyan, who is actually Naoya of the Idiot Trio. After the Aratake Gang follow the Idiot Trio to Maid Latte, the Aratake Gang deduce that Naoya has gone soft. Later, Aratake appears at Seika High School and abducts Yukimura dressed as a schoolgirl, who was mistaken as Naoya's girlfriend. After passing by Seisen Middle School, Misaki, Usui, the Idiot Trio and Aoi prepare for a rescue mission...