The legendary pitcher/catcher duo in the Kantou area was known as the "Touma Sibling," but due to their parents getting a divorce, they were both separated before joining high school. Now that the older of the two siblings, Ichiya, is back in Japan, they were supposed to reunite the "Touma Sibling" duo again... but will he be able to convince his younger brother turned delinquent to get back into baseball? (Source: MangaHelpers)