During holidays, Jun meets Rou, good skier and known tennis player. The two fall in love, but at the end of the holidays they have to part. Jun starts writing him letters and playing tennis, while Rou, due to health problems, can't play anymore and becomes her coach. The story follows their sporting and sentimental vicissitudes. At the end of the volume, a one-shot titled "17 Fashion", who follows a basket player who falls in love with her favourite fashion designer.

Arimi is a high-school girl, editor of the school newspaper, while Midou is a bizarre boy who cares a lot about her and helps Arimi when in danger.

Keiki Takemoto, sixteen years old, is in love with Takumi Yoshikuni, rock singer and baseball player.