After being attacked by a lecherous janitor, Yukiha Serizawa's kindness is vindicated and she is repeatedly raped. Her body has been rebuilt by the repeated acts, and she can no longer be satisfied with her boyfriend... Finally, she visits the janitor of her choice and as a sign that she will be the janitor's property in body and soul, she decides to broadcast her lascivious behavior to her boyfriend. "I'm sorry, but I can't go back to Aida-kun.... No, I can't go back." Aida's boyfriend is watching through his phone as she performs a series of violent acts. The girl who revealed her true female nature was no longer the innocent book committee member.