After remarrying, Yuka had a strained relationship with her husband's son Tomofumi. She tried to be friendly with him, but due to his difficult teenage years, things didn't go smoothly. However, Tomofumi was also secretly concerned about Yuka but couldn't express it honestly. One day, Tomofumi accidentally saw Yuka and his father having sex. Every time her nipples were teased, Yuka would writhe and moan, and the image of her sensitive nipples stayed in his mind...
