Shuzaburo Kusaka (Yuto Nakajima) is a junior high student attending a school which is due to close. He tries to learn despite the inept teachers and rowdy students. Toranosuke Sugi (Kamiji Yusuke) his homeroom teacher, is new and idealistic, unlike the other teachers. One day, Kusaka meets three boys, new students at the school: Tōichi Takasugi (Ryosuke Yamada), Eitarō Yoshida (Yuri Chinen), and Sugizō Irie (Daiki Arioka). They transfer to his class and work to change the ethos of the school.