Otouto Catcher Ore Pitcher de!
弟キャッチャー俺ピッチャーで！
A renowned pitcher and catcher team in the Kantou region was once called the "Touma Sibling." After their parents' divorce, the brothers were separated before entering high school. Now that the older brother, Ichiya, has returned to Japan, he aims to reunite the duo. However, he must convince his younger brother, who has become a delinquent, to return to baseball.