Even though they are in a difficult economic situation, her husband still has a stable job with a good salary, and they don't have to worry about food and clothing. Today, while she was doing housework, a man wearing a mask suddenly burst into the house and forced Saki to open the safe. If he were an ordinary thief, he would not know that Saki's family had a safe, but from his voice, Saki could tell that it was her brother-in-law Kyosuke. It turned out that due to large debts and embezzling company money, Kyosuke had been fired and had nowhere to stay. In desperation, he came up with the idea of robbing his brother's property! But upon seeing Saki's sexy figure, he not only wanted to steal the money but also wanted to take this sexy daughter-in-law! Since then, Kyosuke has been living in the storage room on the second floor. Saki brings him food and water every day. When he wants, Saki must be ready to strip, to satisfy his sexual needs! Nevertheless, the pleasure of making love with Kyosuke that her husband could not provide for her. She gradually sank into a quagmire of lust until one day, her husband unexpectedly came home earlier than usual.
