To give her plenty of notice of my intention to leave I very deliberately retraced my steps and like a conscientious customer I returned the various b...oks I had collected to their proper places. With a look of alarm she hastened over to Economics where she engaged in a hurried whispered conversation with a young black man, apparently also a student. This was a surprise; I had not realised she was with someone. He was a big strapping lad, too, well over six foot and powerfully built; almost. . that she would do anything he asked. Now, it was just a matter of how far reaching, how imaginative his actions could take them.She had nodded numbly, went to their room, and dug it out from where she had hidden it and put it on. She had to admit his taste was good. It looked really nice, being a very thin, almost gauze like light green material that tied together several times down the front with some little ribbon ties. Underneath was a very abbreviated transparent bra and thong that was of. Amazed by how it feels in my hands and how it feels on my tongue, my womanly instinct demands more. Lisa! What are you doing? Stop this now! I think we already got what we want! I told myself. But my body betrays my logic as I slowly put his tip on my lips, before I slides his cock into my mouth. He groans in disbelief. Disbelief that his cock in his fantasy character’s mouth, or his sister’s. And he doesn’t seem to care at that point. I take his cock deeper, as much as I could before I start. "I've been with you all the time, my Love." He kissed her forehead, laying her in the bed as the two embarrassedyoung women assumed their positions on both sides. One felt she would bedie of discomfort being seen in her nudity by two males. Though she hadsex with some of the guards in the past, it was always dark and he neversaw her in the blackened room. Mary, on the other hand, enjoyed the factthat they saw her assets and being seen like this made her sex wet hopingshe and the male guarding.