For 36 years, the son had been shut in his childhood home, living as a typical "hikikomori NEET." Unable to secure full-time employment, he kept failing at various part-time job interviews. Worried about her son's situation, the mother reluctantly took action to relieve his sexual frustration. However, the story takes a shocking turn as the son repeatedly performs creampie sex with his menopausal mother. An extreme incest drama that questions the boundaries of family bonds and morality.