The whole family is out, and the elderly grandmother and her grandson are the only ones at home. The two accidentally bump into each other in the dressing room and head to the bathroom together for a forbidden mixed bath! The grandmother can't help but squirt as her blood-related grandson plays with her pussy! Even though she knows it's wrong, the grandmother is so hot she lovingly strokes her grandson's dick and guides it into her pussy! The grandmother is overwhelmed by the young grandson's intense fuck and cums over and over again, and the grandson cums inside her in the bathtub!