A few years have passed since Kana and her husband and her father started living together in a two-generation household. Kana's father-in-law, who had been losing his energy since his wife's death, has now returned to his energetic self. Her husband comes home late from work, and Kana, a full-time housewife, sometimes goes days without speaking to anyone, but chatting with her father-in-law has become a way to unwind. She wasn't dissatisfied with her married life, but she felt lonely. One day, when her husband was working overtime and was late, she and her father-in-law were having a drink together. When her father-in-law saw Kana's chest, he became aroused. The two headed to the bedroom to lie down for a bit. "Kana-san, if you really don't want to, just push me away," her father-in-law said, and he leaned over her...