When Mio was young, she lost her parents in a great flood and also became separated from her best friend Noe. Afterwards, Mio found her talent in cooking and eventually became a cook. Meanwhile, Noe has become an oiran (high-ranking courtesan).

Cell phone novelist Yukina Himuro has decided that in order to satisfy her fans’ demand for love stories, she must experience romance firsthand. However, with her icy reputation, how can she find someone willing to play the part of boyfriend? By blackmailing the most popular boy in school, of course.

Mitsuki is shy and rather isolated at school. Towa is on the basketball team and Mitsuki’s class-mate. Due to circumstances, Mitsuki soon begins to socialize with four jocks of the basketball team, which affects her self-esteem, her social status, her loneliness and her life. She finds a new lease in her school life.