Their eyes met and he smiled down at her. For a moment, Laura thought that this was proof that nature had intended for family members to engage in inc...st. There was no way a cock could fit so perfectly in her mouth.Silas had never been sucked like this before. Laura knew what he liked without telling her, it must be the connection with a sibling, he thought. His balls were telling him he was close, but he didn't want to come in her mouth."You are on the pill, right?"She nodded, and he pulled. He wrapped his hand around my neck and gently squeezed. It immediately heightened all of my senses, and I started to feel the buildup in my groin, signaling another orgasm.“Harder,” I managed to squeak out.“Which?” he replied, not wanting to do the wrong thing.“Both,” I howled.And so he tightened his grip on my throat and started to fuck me harder. I could feel the base of his shaft push against me each time he thrust. I screamed out, the pressure in my loins having viscerally exploded.“God. I said "Well we can't do anything about it now can we?" so I told her to come over to where I was, she did, then I told her to put her hand on my cock, she said "I haven't done anything like this for a long time", I told her to squeeze me and to slowly pump it, she did for a minute.I proceeded to feel her tits which must have been a 44DD, she said "No-one has touched me in a long time", I asked where her husband was and she said he'd gone to a shop and would be a couple of hours at least, I. ... two for my wrists, above my head, one think one across my torso and one for each ankle that was placed in the stirrups. I was hopelessly unable to move!i could then hear the three ladies discussing me and my body, as though i was not even in the room! I also heard the Doctor "snapping" on rubber gloves and then her fingers were in me! DEEP in me! She then began spreading me more and more, as though she had lost something in there!She then got the dredded speculum and inserted it inside and.