Recently, a salesman who has come to visit frequently. He is such a hard worker, but he seems to have been looking at me with disgusting eyes all the time. I refused at first. But my body, which had been out of the night with my husband for a long time, wanted him. One day, when I was living such a life, my brother-in-law, a ronin student, decided to live in this housing complex to take an exam. On the day of the exam, my husband was not on a business trip, so I invited him to my house. I didn't know my brother-in-law knew I was cheating on him. And from that day, a perverted life began ....