HBAD-311 A female college student, Horiikawa Mao, who was found having sex with her brother and then ended up having a relationship with her father over fifty years old.

A family of three, an older brother, a father, and a daughter, the older brother and the female college student daughter, who are too close, had a physical relationship. Will the relationship end when my father finds it? Even her father can’t stand the eroticism of her mature daughter who intends to be punished, and begins a three-way incest.