"I can do my best because I wanna be with Chigira-kun," thinks Maaya, who's become a third-year student. Surprisingly, she ends up participating in the sports day's key event-the relay race. Maaya's at a loss since she can't lean on the busy Chigira-kun as the event nears. However, her classmate, Azumin, volunteers to coach her. Just what is Azumin aiming to do by suddenly getting close to her like that?!