A lovely brother's wife, a beautiful butt wife who has become a substitute

Atsushi was staying at his older brother and his wife's house and was looking for a new job. One day, Kasumi is asked by Atsushi, who is told by a man in the neighborhood that he has tried to do with her, and goes to the man to resolve the issue. However, Kasumi, an unreasonable man, is threatened with her brother-in-law's life as a shield and accepts the man's obscene demands...without knowing that everything has been set up... When Atsushi hears the shamefulness of her sister-in-law by the man who played with Kasumi, Kasumi gives herself to her for her own sake with a jealousy and lust...