Pins and needles consume my body. My lips are so numb that the thought of talking doesn't even occur to me. I simply hold on tightly to you and you su...denly feel me cumming again all over your cock! My pussy convulses hard and I contract violently around you. This is immediately too much for you and it becomes your final undoing!You groan loudly and thrust one last time hard and deep into me. Your cock vibrates deliciously inside of me and it automatically makes me cum again! I cum so hard that. The more she lost herself to the last remnants of her heat, the more excited he became until he could stand it no longer. Holding her ankles, he spread her wide, rubbing himself along her slick and swollen spade before plunging in and pumping her into a moaning mess. He made it quick, though, and did not tie with her.They did not stay there for long. He was still on high alert, pacing about and sniffing the air as he let her catch her breath. Once bound and muzzled again, he forced her to her. This time, with her finger thrust deep inside her box, the feeling was more than sexual. It was sensual. Slowly, she moved her finger in and out. She could feel the insides of her flexible partition follow the contour of her finger, like she was gripping a hard cock. Except this time, it was her finger, which gave her more of an erotic sensation that flowed through her whole being. She found a rhythm that she liked and kept fingering. Suddenly, as she did, she hit a spot that sent tingles all. "And you must be number four."When we embarked on a cautious search for other couples to enhance our own sex life, Alan and Trish were the first pair with whom we found basic compatibility. Younger than us - they were both just thirty - they were then also beginners. Alan was clearly the instigator but never pushy, always sensitive to the need to carry Trish with him. Trish was interesting. We wondered how someone so shy and timid could have been persuaded to take even the first tentative.