Mai and her husband are married for a while. When she was newly married, her husband had sex with her daily but the frequency decreased over time. Up to now, it has been three months since she was fucked, the feeling of discomfort and fear made her do things extremely wrong. Whenever she was absent from her husband, she wore a transparent clothes, revealing her underwear. Every neighbor Yuzuru could not take his eyes off her body. Knowing her neighbor carefully, plus sexual deprivation made Mai forget everything. On the occasion of Yuzuru dropped the key and had to wait for the worker to repair, Mai welcomed him into the house to comfort him. And the false relationship between the two starts from here. Every time her husband went to work, he let Yuzuru fuck her, almost every day the two of them made love to each other. The two of them were getting fat, Mai even let Yuzuru fuck her, even though she knew her husband might be back ...