I told my Mistresses that I was okay with whatever They had in mind for me. After Mistress Cayne restrained my cock and balls, Domina Thalia forced my...head down and stuffed my ass with a pulsating inflating vibrator. With an evil grin, Thalia kept me on edge by varying the speed and size of Her ass-fucking vibrator. While they both laughed at my useless cock, Mistress Cayne told Domina Thalia how I had progressed from worshiping Her strapon to sucking dick for Her. She had even made me suck off. I was with Sarah in the change room one afternoon after swimming comps and just by chance all the other girls had finished changing and left to go to class, leaving Sarah and me together, suddenly she placed her hand on my bare arm and smiled so sweetly as she said "you were wonderful today Lauren, you swam so well" I could feel myself blush and I naturally dropped my head a little, it was then I noticed that she had removed her swimmers and showered, but hadn't yet started to dress for class,. “OK!” I sternly interrupted “One rule about this Tracey. You and Josh can have sex, in fact I would prefer you practiced on each other rather than with strangers, but only when your father and I are watching.”Josh said “Well you better call Dad because I’m sure as hell not stopping now!” and Tracey added, after she had removed her brother’s cock from her throat, “Daniella’s going to teach me how to swallow cum because I’ve never been game to do it with my boyfriend and he shoots in my hair all. In fact, I'm giving you a blowjob right now."So, Melanie had me get up on her bed and lay down. She took hold of my upright cock, knelt down and began to lick around the tip which was sensational. Oh, I've never been sucked before and when she put me into her mouth and began sucking, I thought I'd pass out. Nothing, nothing, has ever felt this good. Ever.I reach over and begin to rub her butt which is near my arm. Then I move my hand and run my finger up and down her slit which is covered with.