He was a guy they called Thick. He was a black guy. Very tuff , built like a gorilla and stood at 6’6? tall. This woman they called Amber was the gi...lfriend of this black guy named Thick. She had gone and told her boyfriend about Billy’s good gambling luck at the black jack table so Thick wanted to have a look at this guy having all the luck that night. Amber introduced Thick to Billy that night. Thick bought Billy a couple drinks. They got chummy and soon after, Thick laid out a wade of. My voice was shaking, “Tiff are you not wearing panties.”She looked back at me and I swear she glanced at my crotch and saw that my dick was hard and poking out the hole in my boxers. “No silly. It is a thong,” she said while pulling the hem of her shirt up to reveal a red mesh with black ribbon thong.I gulped. I want to state again up to this point I had never thought or look at my twin sister in a sexual way, but at that moment I was a teenage boy with a cute ass in a thong on front of me.. After a bit more chat, Kay then explains that her husband is out for the afternoon, and that he knows that I am there. She explains that she has a real ‘thing’ for watching young men play with themselves, she has invited one other young man back but he was too pushy and it didn’t work as she wanted it to. So she wants to try again, with me – with ground rules that there is to be no full sex, no groping, and that I am to do whatever she asks me to. And with smile, she promises that despite the. " "Yes, I do," I added, taking his cock in both of my hands. "So much more than I did just a few hours ago, sexy little brother. As soon as you knew you wanted to have sex with me, you should have come to me, fuck you should have ran to me. You could have gotten your schlong inside me much sooner. I would have at least sucked on it for you." "Right away, though?" "Yes, I would have dropped to my knees, taken your wood out, and let it directly into my mouth. I probably wouldn't have given you.