As I began spluttering Mario lowered his mouth to my ear and started biting it very hard. His knob had again begun to stiffen again and I could feel h...im manoeuvring his hips to locate my hole. Once found, Mario stabbed his dick into me with force. I yelped with pleasure as his cock again began hammering my backside, more turned-on than I had ever been.After removing his fingers from my mouth his left hand once more enveloped my throat. Mario’s asphyxiation technique wasn’t overly hectic and I. Crystal now knew what it was that was filling her cunt in such a brutal pounding. She relaxed her muscles and instead of fighting the intrusion and the bruising it engendered, allowed the brute his reward. It was enough for the dog's knot to pass her outer lips and then, with the next vicious thrust, blast into her, passing all resistance and lodging inside her. It swelled and his thrusting ceased. Thinking it to be over, Crystal hung her head in exhaustion, but she was mistaken. With a few. We met at the local squash club and I was immediately attracted to her. She was petite, dark, fit, sporty and very sexy. Luckily for me, there were no other lady players as good as her, so she used to play against some of the men. I played against her as often as I could, and I always tried to buy her a drink and to chat her up afterwards. Although I usually managed to win our games, it was obvious that she was a much better player as a woman than I was as a man. This, for me, added to her. Suddenly, something gave way and the head of my cock popped through her stubborn opening. Feeling my aunt stiffen and hearing her yelp at the unfamiliar intrusion, I paused again to give her asshole a chance to adjust to my penetration.It was by far the tightest hole I had ever tried to stick my cock into. After a few minutes, my aunt was ready for more, and she let me know by pushing her ass backward against my dick. Her action slid my shaft all the way into her bowels, and that was it -- I.