Eigo Nitta, new student in Hoyo high school, is enrolled in the baseball team. Talented as fast pitcher but lacking in term of technique, Eigo Nitta aims to be the new pitcher of the team. He has to face many opponents, which creates an atmosphere of competition in the baseball team. However he and his teammates will have to find a way to solve the rivalry among the baseball team in order to go to Koshien tournament.