Nana married her mentor from her student days. It was supposed to be a happy married life with the person she loved, but she spent awkward days because of her husband's son, Shinya, whom she couldn't get along with. No wonder, for Shinya had previously been Nana's tutor and they had become lovers at that time. As a stepmother keeping her distance from Shinya, Nana irritated him, leading him to forcefully molest her voluptuous body. Thinking that if she sacrificed herself, Shinya might recover, Nana accepted his twisted inferiority complex and desires…
