A story about a teenage pitcher and catcher who develop a firm friendship through their battery. Harada Takumi, an aloof junior high school boy who has a great arm, meets Nagakura Go, who can catch Takumi's fastball. Together, they build up a trusting relationship among the teammates. (Source: NHK) ~~ Adapted from the novel “Battery” (バッテリー) by Asano Atsuko (あさの あつこ).