Nitori-kun, a boy who wants to be a girl, explores kissing with girlfriend Anna-chan; and Yoshino-san, a girl who wants to be a boy, finds the courage to go to school wearing a boy's uniform. Meanwhile, one of their male classmates, Doi-kun, who has caused our protagonists misery in the past, becomes intrigued with their grown-up friend Yuki-san, a transwoman. But Nitori-kun finds himself strangely drawn to Doi-kun.