In Boukyaku Battery, the spotlight shines on Haruka Kiyomine, an exceptional pitcher, and Kei Kaname, a renowned catcher nicknamed the 'General.' Once dominant in the senior league, their prowess shattered the dreams of numerous junior high opponents. Yet, a twist of fate erases Kaname's memories, leading them to Kotesashi High School, a humble institution. Here, they reunite with former rivals turned teammates, reigniting their passion for baseball in a fledgling club at their newfound school.