This is why all men fear hurting their subs.What you need to understand is that the human body is incredibly resilient. With just a few pointers, it�...s easy to avoid ever going too far hurting someone, without having to whimp out, and not give her the punishment she craves.Start low and slow, and ramp up. If you don’t know how aggressive you need to be, start low and slowly increase the intensity until you reach the desired level.Choose your spots carefully. The fleshy part of the ass can take. This added a vibrato to her moan. I decided she really must enjoy that, so I kept it up.Andrea experienced several orgasms and I was about to experience one of my own. I knew I could not hold it off forever. I was sure Mary had enough experience that I did not have to warn her, but just in case I thrust with the first surge, so that it went down her throat instead of into her mouth. I allowed her to pull off just enough so that she took the remaining surges in her mouth. Andrea continued. .. are you... ready for it? I don't want to hurt you," he said, with no hint of sexual arrogance in his question."Well, let's just see," she replied with a grin."All right. How do you... want it?" Mmmm. I'd like to ride this pony," she said huskily. She was spreading pre-come from Dave's cock over the head and sides of his tool with her thumb.Dave stood and took her hand to help her up. He led her towards the lounge chairs that were closer to the house, and pulled the cushions off two of them. My pre-cum juices were flowing like a faucet, which made her toes slip easily over the shaft and cock head. Her feet drove me wild with passion. She could tell that her manipulation of my balls was sending me up the wall, so she concentrated on that. She grasped my balls with both feet, so that they were held firmly between the bottoms of the toes of one foot and the tops of the toes of the other. She then alternately squeezed and released my tender balls with her lovely toes, while I jerked my.