Married woman Misa has been working as a caregiver for a year. She is nurturing and has been living a fulfilling daily life. One day, while visiting her patient Mr. Matsuo's room, she discovers him masturbating and panics, fleeing the room immediately. Deeply affected by the incident, Misa resolves to embrace a new role as a caregiver—providing masturbation support. She decides to reveal the fist masturbation techniques her husband has trained her in. On the day before Matsuo's discharge, during her final visit, he pleads with her, holding a razor, asking to shave her pubic hair. This moment leads to a shocking and intense climax that concludes the story.