Battery.

Takumi Harada is an extremely gifted baseball pitcher. Upon entering junior high school, Takumi moves to a town situated in the mountains due to his father's job transfer. There, he meets a new classmate Go Nagakura, a catcher who is able to get Takumi's most powerful pitches. Takumi and Go both join the school's baseball team where they develop a firm friendship and grow as individuals through their battery.