Natsuki is a married woman who became a mother at a young age after marrying a man with a child from a previous marriage. She had everything she needed and was happy being embraced by her husband almost every day. However, when her husband went on a business trip, she felt a little lonely and was masturbating when her son's friend, who had come to visit, saw her. From that point on, her normal life was gone. She was used as a sexual outlet by her son's friends and gradually lost her sense of reason. With her body played with by these young men, this married woman was torn between pleasure and guilt!