While Riko earns fame as the strongest person in school, a dangerous new student with a full-face helmet and a metal bat is rampaging and looking for the "strongest guy" in the hallway.
The confrontation between the strongest Akehisa High School students, which has been building up, is finally here!
The biggest crisis for Mitsuhashi and Ito! The strongest enemy ever appears in front of them! But during the final battle, Mitsuhashi suddenly makes an announcement: he is quitting being a homeboy!