Master Frank picked up the rhythm of his motion and Cheryl followed this by trying to rock her hips up to meet his thrusts. She continued to try and p...ll her securely-tied arms up to hold her lover, but they were completely restrained, frustrating her somewhat. All the while she was panting, yipping, or saying, "God, yes! Oh, God, yes!" Her hips began to move frantically as she tried to urge Master Frank into a faster pace. He did so and she cried out in a loud and long cry of pure lust and. ..'now I'm a woman'...'fuck me harder'...'shoot your seed inside of me uncle jack'.I was pistoning into her now and my old man seed was ready to coat her cervix. I puffed out, "Oh fuck Wendy. You have such a glorious cunt! With that I plastered her cervix with jets of semen.At that moment there was a light rap on the door. A female voice said, "Wendy,Dr. Stevens just called and he will be here in about 15 minutes. Since the door is locked I am guessing you have some luck with your latest Uncle. ”“Okay, Curtis,” she said, panting. “You win. You made me cum and yes, I want your cock. I will never say no to you using me for sex. I know where I stand, and that is at your feet, at your disposal. But Tom is going to be home soon, he really can’t find you here. What if he figures it out and he-”Curtis laughed one of those mocking laughs. The sound of it made me shudder.“But find me here, he will. I have nowhere else to go, thanks to you. I gave up so much for your ass, now it’s time to repay. Her face was flushed an even deeper red now and her breathing was becoming shorter and shorter as she opened her legs slightly to allow the guy a glimpse of her lacy, black panties."Oh god! This is turning me on so much," gasped Helen, quietly "I've really got to do something about it!"Adjusting my growing erection, I moved closer to her and whispered again. "Well, I think that with only a little encouragement this guy would just LOVE to fuck your brains out!" You think?" Helen replied. "That.