Cowgirl position where the woman straddles the man and grinds her hips against her pleasure spot, thrusting deeply. When an amateur woman picked up on the street experiences this erotic position, she becomes so aroused she can't stop. Just seeing her walk by drives men wild. Piston movements stimulating the G-spot, motions hitting the prostate, big tits swaying freely, pussy juice dripping slowly. In the hotel, she frantically grinds her ass, losing herself completely—this is the ultimate eroticism.