I enjoy it, it's a nice way to finish a weightlifting session: plus there are some great views in that class. There's this one girl I had a bit of a t...ing with a while ago.Her name was Rowanna but I never found that out until after we'd had sex. She's most of reason I joined the class, I used to leave the gym at about eight, right as she would go into the studio. I'd faff around tying my shoelace or looking for something in my bag as long as I could outside those glass doors but I didn't want. I almost felt like I would split in half as Justin slammed his huge prick into me over and over again. At first I could hardly moan, I just looked down at his huge piece of meat disappearing into my pussy. I squirmed all over the bed, arching my back, squealing and moaning as loud as I could. I realized I was begging my own 16 year old cousin to fuck me! As he fucked me, he kept saying how tight, wet and hot my pussy felt. The look on his face was like none I had ever seen before, it was a. But the problem is that Xzionians are..." she searched for the right words, "Larger than male humans." she said. I understood what she meant."Their laws make it illegal for Xzonian males to have intercourse with females until they are, what humans would call, married. So they must use the male sex workers in the clinic." that answered my first question. "Umm..." I started, "How big are Xzonians?" i asked."Well, on average, something like seven feet tall, and their penis will normally be around. I heard the next girl beginning to climb the stairs behind the platform.My new master marched me through the streets naked, allowing all the passers-by to enjoy the sight of my body. I had spent much of the past two weeks naked, but that had been in the relatively restricted confines of a training center; I was not yet used to the casual appraisals of any person who happened to pass me in the street. Luckily, it was only a few blocks before we arrived at my new home.My heart sank. I could tell.