Coach Shimamura of the hapless Sparrows baseball team is pleased to obtain a hot new pitcher named Onishi. But when Onishi begins a romantic relationship with the coach's daughter Michiko, Shimamura becomes angry with the young man, lashing out at him when he disobeys instructions during a game. In turn, Michiko becomes angry with her father, who becomes increasingly depressed. When a tragedy strikes the family, Coach Shimamura begins losing control of his life, just when his family and his team need him most.
Set during Japan's Bakumatsu period, the film follows Fukuzawa Yukichi, a poor samurai's son who defies societal norms to study Dutch and English. Despite facing opposition from his family and nationalist factions, he founds Keio University, becoming a key figure in Japan's modernization amid political turmoil.