I finished dressing and headed to my sister's house. I knew that she had lots of very sexy friends and I was worried I would have to walk about all ni...ht with a raging hard on. I decided that since my wife would not be home 'til the next day, I would drink all I wanted and just sleep it off at my sister's house.I drove to her house trying not to think about my wife's ass or the way her nipples pressed into my hands through her nurse uniform. The more I tried not to think about her, the more I. They had invited her and her friends into camp, where they could drink later into the night and Kat and two other single friends of hers had agreed, to the amazement of the married women out with them.Back in the camp, they had gone to the bar and Kat had eventually chosen one particular guy that she described to me as gorgeous and with a tattooed, toned body. They had danced together and she had felt his erection pressing against her. It had not taken long for her two friends to disappear with. The announcer looks over at me and says, "Ladies and gentlemen. I have seen hundreds of naked women over the years, but this lady has one of the best bodies to ever grace this stage!" The two girls gently grasp my wrists and hold my arms over my head while a heavy chain is being lowered from the ceiling. When the chain is down far enough, the two girls fasten some padded, leather straps around my wrists, then the chain starts going back up. After my feet are about two feet off the stage floor,. I wasn’t concerned but I didn’t think I heard whoever it was go back to their bedroom. I was bored with chatting and got straight to my favorite porn video site and checked the lesbian channel and group sex channels for some good stuff. I sank my hand into my pussy as I watched two young hotties share a big fat dick, while making out with each other. I thought I heard a gasp in the hall way, it was low and muffled, definitely not a woman.I peered at the door, but I instantly looked away. I knew.