It started simply enough ,stripped to waist I had to kneel in front of him , nipple clamps wereput on each nipple , a line passed from one going behin... his legs and fitted to the other ;tightened until my face was in his crutch ; I was asked if I’d ever sucked a man , my negativereply brought the response that although not today I would in future be expected to satisfy aman this way.Val gently helped me stand up ; removing the clamps ; massaging my nipples whilst sheexplained the next stage. There's just no two ways about it. If You don't keep a constant eye on the girl,she'll do the damndest things! Like the last time I had to watch her. We were in the den,watching cartoons on the TV,and all I did was go to the kitchen to make a pot of coffee. When I got back she was gone! I searched the whole house and finally found her,after I heard her voice coming from the back yard. I was in the attic by then,so I looked out the window and there She was, swinging on one of the vines and. Her boobs were crushing onto my chest and the feeling of her curvy ass cheeks in my hands were making it hard to hold onto my orgasm. Her cock-hungry riding was adding to it. I squeezed her ass cheeks hard and was almost about to cum when she reached her orgasm.With my strong hands, I made her ride my dick while she had her orgasm. I was inching more closer to my orgasm. Her orgasm lasted a long time. I squeezed her ass cheeks hard while she came hard on my dick. She got up and slept on the. Oh, and incidentally, I was just sixteen with emphasis on the word 'just'. The other two were my older sister who was eighteen and my cousin who was s*******n, so our parents knew, or thought they knew, we were sensible girls, thanks to my 'A' levels.We shared the same hotel room where we brought different guys back each night and passed them around so we were getting three cocks a day each and I wrote an essay for the Tabloid press for money, but it was too steamy even for them to print, so.