Romance! A crazy, overprotective brother! And...spies?!
Hatoda, the president of the beloved yet shady toy company PoPoPPo, has transferred into Taiyo and Mutsumi’s school! He challenges Taiyo to an athletics contest for a chance to shake Mutsumi’s hand. Will Taiyo be able to keep this creep away from the love of his life?! Later, while out on a mission, Taiyo is intercepted by mysterious government spies from an organization called the Hinagiku—and they don’t seem to want to be friends with him.