Yumeru, who lives in a single-parent household, was raised on a special sex education from her father from an early age. Her father points a camera at Yumeru and teaches her masturbation, fellatio, and sex. The daughter is a work of art from her father, who taught her everything. However, as she grows up, Yumeru rebels against her father's restrictions and leaves home. A DM arrives to the lonely father: "Would you be my daddy?" A mysterious girl comes to the house and puts him to sleep, and when he wakes up, he finds himself naked and tied up. What is the girl's true identity? A mind-blowing incestuous slut story begins!