I put a finger on my lips asking her to be silent and slowly opened the bed room door, without any noise. There my brother in law was on top of his si...ter fucking her furiously.Then I took my mother in law to the other room and got her naked in no time. I mounted her and started fucking her. As she was about get her orgasmic waves, I got up and led her to the other room again . I made her lie down next to my wife and mounted her again.So now it was a foursome situation. Me on top of my mother. .very good. "God, she was so sexy, I soon had a raging hard-on in my underwear asI stared at the youngster moving her hips and thin limbs. She slowlyturned in front of me, showing me her perfect buttocks and back.With some coaxing, I even got her to raise her arms up, pile upher hair on the top of her head and expose the back of herneck to the camera - very erotic moves."Cross your arms slowly in front of your chest and touch your shoulderswith your hands. Slowly!" I commanded, my eyes locked. He was in the same class as she and he always seemed so quiet. As his hands found her breasts and started fondling them she arched her back, partly to try to get away, and partly because she strangely wanted to feel him against her, to feel her chest up against him as she was sandwiched by the two boys.Damn, Dave ... her tits are bigger now than when she sucked my cock. Fucking must make them grow," Arthur chuckled evilly.Struggling to control her fear Sarah brought her knees up, trying to. Turns out she was quite a whore. She just wanted to be loved. So every boy she dated she had let them touch her tits or rub her pussy. But she confessed she hadn't slept with any of them. This one night I decided to shoot for it. To fuck my baby sister. She really was beautiful I won't lie. She was really short. No taller than five one, where as I towered her being five ten. She had shoulder length red hair, green eyes, and a skinny frame. Her tits were 32A really small, she didn't have much of.