He loves heroes and wishes to become one someday... Gravi member Arata Uzuki and his childhood friend Aoi Satsuki are to appear on a show on which participants play the game tag. When Arata learns the prize is an appearance on the hero squad show "50 Ninjas," he becomes uncharacteristically pumped up. While passionately describing his feelings about heroes, Arata recalls an event from his childhood that he had nearly forgotten. With coordinated teamwork, the childhood friend team... aims to win!