Her boyfriend, Hiroki, is a so-called positive character who has a close sense of distance regardless of gender. Going snowboarding in a group of men and women, drinking at home... I'm always jealous, and we often get into fights. I told him that my classmate confessed to me because I wanted him to be jealous." "Is that so," was his curt reply. The next day, at our usual cafe date, Hiroki was the same as usual. "Eh, that's all? You don't like me anymore?" Hiroki was the first to notice that I had received a message from the person I said confessed to me. Jealousy-filled sex with Hiroki, who is always relaxed, began...