I could only agree and soak up the view as she was about to be shagged by the student she had fancied for so longHe moved forward closer and taking on... hand she reached back and helped guide his cock toward her hungry pussy. There was a tiny pause as his helmet met the resistance of the entrance to her vagina but a slight push led them both to groan as he slipped his pretty substantial cock into her tight pussyPlacing his hands on her hips he began to thrust back and forth and she rocked in. How can a teenage girl have such feeling for her brother, you my ask, but you see, we dissect our brothers into two parts, the upper part, and the more desirable bottom part.By now he was hard and I was just staring at it. 'Have you seen one this big before', he asked me, I just shook my head to indicate I had not, not surprising considering my age.'Well this is what goes inside you when you fuck', he explained, taking hold of his cock and thrusting in and out between his fingers, which I. "I thought you'd left." I said.O spoke in his deep voice, still assessing the situation. "I just went for my daily workout. I was always going to come back. I've brought coffee. Did you start without me?"I smirked and bit my bottom lip, a little embarrassed that he'd caught me playing but I couldn't be more happy that he was back.O set the coffee cups down on the desk. He turned back toward the bed, his hand on his bulge. He reached down and gripped the duvet and started pulling it slowly. As. It was above 70 degrees so the clear skies were perfect tanning weather. We decided to hide from the house maid & snuck off into the rooftop above. We used the rarely used steel ladder to climb up the building in order to go up. It was very thrilling, almost 30 feet from the ground but was very exhilerating. So there we were up on the rooftop, surrounded by a few tall skysc****rs nearby but they were far enough to where nobody in that business skysc****r could distinguish us. We both decided to.