After being raped by two delivery men, the beautiful wife Hodaka Yuka's personality changed a lot, she became more and more lustful. Since the day she moved to her husband's brother's house because of family matters, the wife and he have always paid attention to each other. The brother always secretly peeked at the times when his sister-in-law intentionally made erotic, stimulating movements. Because of this, after being raped by two delivery men, she became bolder and proactively asked her brother for sex. Of course, the brother would not be foolish enough to let go of such a good opportunity.