Reina's first step toward her dream of becoming an AV actress. While receiving adult education in a classroom set, she's suddenly visited by an unexpected guest—her ex-boyfriend, who confronts her aggressively: "Why did you dump me and run off to Tokyo!" Overwhelmed with shock and confusion, she's stripped bare and attacked, screaming out in both pain and pleasure as she's consumed by sensation. This intense encounter deepens her preparation for AV debut, marking a new trial in her journey. A passionate, erotic fusion of emotion and desire.