Mameda Wakatsu is a second-year student at Ohka Gakuen High School and the manager of the basketball club's 5th-string team. Despite his low-profile role, he harbors a secret: he is the son of the club's head coach, Shirakami Jin'ichi—a fact he desperately hides. When his talent is discovered by genius player Akuro Hajime, the duo teams up to challenge Jin'ichi's ironclad regime and revolutionize high school basketball!