While living a happy newlywed life without any inconvenience, there was a couple who were not blessed with children. But her daughter-in-law, Satomi, was content enough to nurture her love for her husband. However, such a smooth sailing life changes completely. One day, her husband welcomed her father-in-law, who lives alone, and she proposed that they live together under one roof. At this time, Satomi had no way of knowing that her evil desires in her father-in-law would attack her...
