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!!
Finally, Precision Machine pitcher, Yang and Akikawa Academy’s deathmatch with Seido for the position in the best 8 of the tournament comes to its climax! They come to the seventh inning with neither side giving an inch... Seido, forced into a shutout, finally lets their maneuverability go free! Both teams strive for wins with their own important reasons in mind!! And at the same time, a dark horse that sends ripples through the tournament arises. Will the road to Koshien be enveloped by this new commotion?!