Was it the feeling of having my cock worked or the fact it was my sisters ass that had me so turned on? It hurt my head to think about it and I wanted... to just go with the feeling. I want to cum. I needed to cum. At times it seemed she would bend over further to hug someone and her ass cheeks would wrap my hard cock even harder.We had been walking around about 15 minutes and we were both covered in sweat. The sweat was dripping down our bodies and my boxers were soaked. I was so into feeling my. "Stay there," he said. "You want this?" He rubbed his hand over his groin. "Yes," I said, meaning it. I had thought so much about sucking cock in the office, always picturing myself pleasuring Scott and the other men. Now it was almost real. I reached up to undo his belt, then unzip his pants. He stood still and let me. His pants dropped to his ankles and I could see by the swell in his boxers that he was erect. I pulled the elastic waistband out and the underwear down, freeing his cock.He was. It was full of youthful lust, of a sexual precipice ready to fall over. Alison was on her knees besides us, her breasts proudly overpowering me. Her hand was sliding up and down Ilias’s buttocks and down to her sex. I was jealous. Then Alison took Illias’s wrist and started to push her hand more into me. Three fingers, now four and Alison said, “Push your hand inside her, feel her, push into her, pull out a bit, that’s right, and now back in, deeper” I was on fire now. I looked at the intent. I was still looking at her eyes, the blue shining pieces of gems in front of me. With my left hand, I rubbed her down to her boob, and grabbed it once, while my right hand, uncovered her entire left hand up to her left shoulder, simultaneously. She looked at my right hand when I grabbed her. I released it again, and she looked at me again.“Why was that? If you are not interested right now, let us get some sleep” I said kindly.“No, not that, qamaar. I am pretty much interested. I am burning in.