Seaman leads Yusuke, Kurama, Hiei, Genkai, Kaito, and Yanagisawa to the breach hideout, where they face Tsukihito "Gamemaster" Amanuma, a young boy and a stellar gamer whose territory lets him bring any video game to life. The seven must participate in a video game testing seven areas of skills. Seaman is to play in a tennis match in the first round, becoming triumphant in the end.