This is a prequel to Mienai Hoshi, where Imai, a member of the baseball club, harbors feelings for his clumsy junior, Hikita. Despite his constant scowl when nervous, Hikita is undeniably adorable.
Imai can't help but think, "You're so cute, I need to be careful." He feels a deep affection for Hikita and even yearns to explore his body intimately.