The thin fabric pulled gently on my ass cheeks as they slid down. Then I jerked off a bit more, looking around to see if anyone was coming. I thought ...f pulling one leg out of my tights and had just reached down to do so when I saw another jogger coming my way, around 15 metres away. I quickly pulled up my thong and tights and closed over my jacket, walking away. I headed up a bit into the grassy part which separated the river path from the campus. I turned around, the jogger was walking slowly. When I drink beer or any kind of alcohol I tend to pee often. I excuse myself and head to the bathroom do my thing and wash up. When I return she on her knees on top of the bed again sucking his dick. I get behind her and once again start licking sucking her pussy and ass. After a few minutes when my dick is fully hard again. I start fucking her in from behind. But this time since I know she took it in the ass already I start fingering her ass slowly getting two fingers into it and rubbing my. Get someone like that to give in, and the whole room will fall into place. I dropped to my knees and whipped his cock out of his pants and in-between my lips before he finished his sentence. He shut up, real fast, and could barely breathe. I sucked him deep, and I tried to show off; I got to compete with porn, you know. After I sucked him balls-deep and literally popped myself off of him, I looked at his friends and said “Well?”, and they all started taking out their cocks. I told them not to. She closed the door and without a word approached me. She bent down and touched my dick, which jumped at her touch. She lightly ran her fingers up and down my shaft, and circled the head. Just as I couldn't take it any more, her hand wrapped firmly around my dick.I groaned and began cumming, which hit her square in the face. The second spurt landed on her chest, my cock continued dribbling cum until my shaft was gooey and sticky in her hand. I stared dumbfounded as my sister began rubbing my.