I couldn’t believe it. I was hard from the moment I saw you. I had tried hard to hide it but now I was throbbing. Only one other person was in th...e cardio room and you chose a treadmill RIGHT fucking across from me. Now you were just being cruel, lmao. You walked, then ran. I tried hard to not watch you but I couldn’t keep my eyes off of your bouncing boobs as you ran. Goddamn you are so beautiful. I imagined taking you off of the treadmill, undressing you and sucking your clit right. But it didn't matter, I was excited to hear what the next test would be.I was helped over to one of the tables. Barry stepped between my legs again and spread them apart. He pushed my shirt up exposing my black lace panties. He rubbed the tip of his cock up and down the crotch of my wet panties. He reached down, pulling the panties to the side. Again, he slid the head of cock up and down my pussy this time parting my pussy lips. My cunt was dripping. He grabbed the sides of my panties; as I. I pressed further and my cock began to spread her hole wide open. She moaned with pleasure each time I pressed further. Finally, my cock head slipped past the tight opening and plunged into her from behind. I watched as the large purple vein on the top side of my shaft disappeared inside my sisters friend. When I reached the hilt, I gave a couple of soft thrusts inward so as to soak the entire length of my cock. As I did, Graces moans began to turn to more of a bark. I then slid my cock all the. I think Joan blew a fuse about 2:00 am. The batteries in my unit ran out around 3:00 and I decided to go to sleep." She wore out the machine," slurred Joan. "I think that is the text book definition of sexually insatiable."As Ron and Judy freed Sara from her cuffs, he asked, "Are you sure you're OK?" "I'm more than OK," answered Sara, "I'm fine - mighty fine."Ron laughed and shook his head, "I am really going to regret ever having said that, aren't I?"Sara just gave him one of her lopsided.