Yuuta and Ritsu have been childhood friends and part of the same baseball club for years, but after being defeated in a local tournament over the summer, the two decide to quit the club and begin studying for the same university. Still, Yuuta finds himself unable to give up his lingering attachment to baseball. The one person who can truly understand him is Ritsu. But there's something Yuuta himself doesn't understand... Does he think of Ritsu as his partner in the way that a teammate would, or is the affection between them something stronger?