A father and sister are looking forward to their son returning home from studying abroad, but when he arrives, a beautiful woman appears! The father asks what happened, but is aroused by the mysterious charm of the man wearing women's underwear... The sister, who has seen her father and brother having incestuous sex, can't help herself! A story of a family who gets caught up in a forbidden relationship with a man's daughter who has a beautiful face that catches their eye, but a big, sturdy dick between her legs.