Just before track star Katsuya Nimi and judo champion Susumu Karasawa start high school, they witness a pretty girl crying as the school's baseball team loses yet another game. It turns out she is Yuri Nakao, the baseball coach's beautiful daughter, who is worried because the team faces closure if the losing streak continues. Katsuya and Susumu decide to join the baseball team, hoping to help them reach Koshien. Things become more complicated, however, when Katsuya begins to fall for Yuri... but their budding romance is interrupted by a few potential rivals. Can Katsuya learn both how to win at baseball and in romance? Included one-shots: Volume 5: Koibito Sengen, Zoku Isourou yori Hitokoto