After burying the remaining frustrations from the summer tournament, the nine players of Shinkoshigaya begin to run towards the autumn tournament. With the addition of the second-year left-handed pitcher, Hikari, the team's depth is reinforced, and they build their strength through intense training camps and practice matches. And during a practice match, Yomi achieves their first ○○?! Even during summer vacation, they are dedicated to baseball. With the long-awaited addition of a left-handed pitcher and passionate training camps, they power up?!