Eijun Sawamura had his heart set on the middle-school national baseball championships. But his team is eliminated thanks to a wild pitch thrown by Eijun himself. He’s planning to go to high school with his teammates and try again next year when he’s scouted by the famous Seido High School Baseball team. When he goes for a campus visit, he finds himself on the receiving end of a baptism by fire! His experience forming a battery with up-and-coming catcher Miyuki rekindles his passion for baseball!!
At the opening of the final game between Seido and Inajitsu, absolute Ace Narumiya can't get a strategy together for Seido. Starter Furuya also lets a hit from Inajitsu's Harada through and loses points. Entering the fifth inning, Seido's Ace Tanba hits the mound!! Will Seido's lifeline, the pitching succession strategy succeed here or ... ?! The finale of the West Tokyo Qualifying tournament enters its tense midgame ... !