My mother, who regularly came to clean my house, was hospitalized, and my house, which I live alone, was messier than ever. My sister-in-law, who was worried about me, decided to come clean. However, there was no end in sight, and it was after her sister-in-law's last train had passed that it was finally finished. Just imagining spending the night alone with her sister-in-law is enough to make your nose bleed, but seeing her unprotected after a bath is even more exciting...