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!!
Seido High’s team is without an Ace, and so a game between the first-years and the upperclassmen is held to uncover new talent. The upperclassmen team’s overwhelming strength and ability is about to utterly destroy the first-year team’s will when Eijun steps up to recover the team’s morale. Seeing his determination to work toward victory, the coach finally decides to put Eijun on the mound. Eijun’s excitement at finally getting to pitch hits a stumbling block when he comes up against his roommate, upperclassman Masuko. Will Eijun finally understand the harsh reality of being kicked off the varsity team through his head-to-head battle against Masuko?!