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!!
A pitcher's battle! A hitter's battle! The heated battle against Yakushi comes to its final curtain! The offensive pitcher's relay of Furuya, Sawamura, and then Kawakami has left Seido with a two run lead with two innings remaining. However, the strong batting lineup at Yakushi continues their fierce assault...! When they get into a dangerous situation, where one hit means a tie game, it's finally time for Tanba to step onto the stage! With the Ace's return, the battle for the best 4 comes to its climax!!