Rika, a 40-year-old single mother, decides to work as a dispatch for her son who is studying abroad. One day, when she was working overtime, the president said to her, "I'll make you a full-time employee." When her son happened to pick her up, she was about to open the door to her office and her mother groaned. Although the son blames her mother who came home, she has a relationship with her mother while fighting. The "woman" sleeping in her mother awakens, and she becomes captivated by SEX and changes completely. And she, she to the forbidden mother-child incest.
