"Mark reached around me as I instructed. In doing so, he moved closer to me. I realized that, wearing a thong, my bottom was as uncovered as it could ...e. I felt my bottom touch the front of Mark's shorts. Mark was rock hard and his erection rubbed against my arse, occasionally sliding between my cheeks. I had to believe he was enjoying the feeling as much as I was."Is this going to work?," Mark asked. I thought he was asking about the bra fastener, but I was not completely sure."Keep trying,. He pointed me to the bedroom, giving my bum a cheeky squeeze as I passed by him. At the top of the stairs he had already lost his shirt, and once we were there he quickly removed mine. Now both fully naked (his socks had been lost somewhere along the way as well) he once again kissed me. I’ve never grown to like stubble, but at least this time I was prepared! While kissing he guided me to the bed, then told me to lie down on it. As I laid on my back he climbed on top, his hands and knees. "Derek ventured a call to The Personalia."My name is Derek Dearden. I have been studying computer security, but am told that this is not required on Rehome. I was told that you could retrain me for some other career, such as you did for Susan Lubbock." Ah, yes. That was interesting. We could do a similar induction learning for you as well, Mr Dearden. Did you have some specific subject in mind?" Personally, no. I am open to suggestions." Perhaps Engineering Geology might interest you. That. ..little sister’s...pussy?” Ann asked between the next series of thrusts and grunts.Unexpectedly, I felt the sudden onset of a second orgasm rising within me, too. Her last words had reminded me of the extreme pleasure I had experienced deeply planting my man-seed inside her sister’s womb.“Oh God, YES!” I exclaimed, raising up to hug Ann about her waist as she continued her rocking motions. I sucked on each of Ann’s nipples, taking in the sweet smell of the sweat generated by her continued.