Reiho Academy is an elite high school. However, behind the scenes, the Nekketsu High School team is repeatedly being attacked, fearing that they have built a team that can rival their own dodgeball club, which boasts of constant victories. To save the day, Kunio joins the Nekketsu High School Dodgeball Club as a temporary member.

Under the orders of Hell, the hot-blooded high school is occupied by Sabu and his friends, who come to take the white uniform by force. Not only that, Sabu hypnotized Kunio's friend Hiroshi and turned him into a human weapon. Kunio finds himself in a tight spot. However, Kunio's former enemies, learning of his predicament, gather one after another at Nekketsu High School.