After raping his wife Ayane and wiping away his debt, her husband left the house with satisfaction. Since then, Ayane has spent every day masturbating, secretly harboring hatred toward her husband. That resentment gradually turned toward her son, eventually leading her to tie him up completely naked and make him the target of a reverse rape. The son always believed she loved him, but the day would come when he realized it was nothing more than a mere fantasy.