We had planned a 4-day "Adventure" -- our term for an away trip where my wife would be publicly exposed and fucked by Black men -- with Robert, a Domi...ant play partner we had scened with several times over the previous two years and who has an uncanny understanding of the workings of my wife's psychological and physical "buttons." He is a large, imposing man with a 9" very thick uncut cock backed by large, seemingly inexhaustible balls and great staying power. At the last minute, I had to work. The feeling of a hard cock in his pants sent back the lust. Wow&hellip, thats a lot of arousal you have there. Chad grinned. You like it? If you want you can also touch it without the trousers. Slowly he shoved my hand into his pants. My fingers wrapped around his cock and to my surprise they werent able to reach around. His semi hardened cock had almost the diameter of a Coke can. Oh god. Its huge. I whispered while I softly started stroking his cock. With a soft moan Chad laid his hand on my. What a site. Gazing over my nude sister sprawled across the couch. My cock strain within my shorts fighting to be set free. I could help but let down my shorts. I knelt down to the side of my sister. With my left hand I grabbed her breast and with the other I continued to explore her pussy. This time I felt little resistance as I slid two fingers deep into her. As if in a dream state, her body shivered while letting off a soft moan. Her breast fit so perfectly in the palm of my hand. Nipples. "Get your clothes off." Just a suck?" Whatever you want."She undressed, but left her tongue and bra on. I dont know why, maybe the same reason she asked me to leave on just a bj. Maybe she subconsciously thought that a bj is not cheating, or getting naked infront of me will qualify this as cheating, I dont know.I havent met many 30year olds, that were inexperienced in oral sex, but she was. I decided to give her a few lessons."Look at me while sucking."So she did. So I came in a little deeper,.