"Oh God, Jack! I'm cumming!" She is feverishly rubbing her c**t and I am twisting her back and forth as fast as I can. Her p***y seems to be trying to clamp down on my c**k, but can't get a grip because of the corkscrew effect of the apparatus. "Spin me, Jack! Spin me! Spin Meeeeeee! f**k! I'm cumming!" I'm frantically twisting her back and forth, literally screwing her up and down on my c**k. The harness keeps her from bucking, like she usually does, but I can feel her p***y muscles pulsating against my c**k, as I twist her up and down. "Stop! Stop me, Jack! Stop me!" Lisa yells, panting hard. "I need to stop." I stop twisting her and her p***y slides all the way down my c**k, crushing her wet lips against my pubic hair. I can feel her p***y muscles tighten around my c**k like a vice. I

