ROE-398 My beloved daughter's boyfriend and I drowned in intense convulsive backward-bending sex. Yoshika Oshima.

Just as I got pregnant with my daughter Mayu, the man who was supposed to be her father and whom I was dating at the time went missing. To ensure that my daughter wouldn't suffer because she's a single mother's child, I've been working tirelessly for these past ten years. I hope she graduates from college, finds a job, gets married, and has a bright future. One day, I suddenly had a relationship with my daughter's boyfriend. Despite loving my daughter, I couldn't control the desire that I had been suppressing, and an electric current of pleasure surged through my body, leaving me numb...