A lewd stepfather who has retired and is now free to join his wife

While living a happy, newlywed life without any problems, there is a couple who are not very blessed with children. However, his wife Satomi would have been satisfied as long as she could develop love with her husband. However, such a smooth sailing life changes completely. One day, my husband welcomed my father-in-law, who lives alone, and proposed to live together under one roof. At this time, Satomi had no idea that the evil desires within her father-in-law would be attacking her...