Hibiki moves in with his older sister after his father went abroad for business. However, his cousin Fuuka also lived there and he worried about being able to get along with her since they are unfamiliar with each other. However, they get along nicely. One day, Fuuka asks him to come shopping with her and a friend since they need help carrying bags. He agrees, but when he arrives, he meets a senpai who he admires, Ginga. She asks him why he’s here and what he wants to do. Realizing that he doesn't have a goal or a dream to pursue, Hibiki decides to begin living with a new purpose.