On his way back from school, Syusuke comes upon a group of boys tormenting a young elementary school girl. Syusuke chases the boys off, and the next day, the girl, Hinako Mochida, thanks Syusuke. Shortly afterwards, Hinako meets Sana at a restaurant and reveals her infatuation with Syusuke. With Aoi's aid, Hinako attempts to court Syusuke, but despite her efforts, is rejected by him. Despite this, Syusuke reveals that he considered Hinako an adult, which Hinako tearfully accounts to Sana, noting her satisfaction nevertheless.
学校からの帰り道、いじめられている雛子を助けた修輔。その次の日から、雛子は修輔につきまとうようになる。そんな中、佐菜は雛子と偶然ファミレスで会い、一緒に食事をすることに。いつしか雛子と打ち解けた佐菜は、ある日、彼女から意外な相談を持ちかけられるのだが....。