I left her to retrieve the ice from the freezer, placing it into a freezer bag that I found in a kitchen drawer. Wrapping it in a tea towel I returned... to the lounge room. Sitting again, I lifted her leg until her foot rested in my lap."Oh shit" I thought "I'm sitting too close". Her foot was resting right on top of my dormant cock. Not wanting to draw attention to this, I didn't move as I applied the ice compress to her ankle. Keeping it on her ankle I talked to her about the game, and the. Wendy you will put this half mask on, the eyes have been taped over so you won't be able to see and put on this arm band iPod with earphones so you can't hear anyone. When they get here you will be taken out to the middle of camp and we will all stand around you in a circle the first person you catch you are to drop to your knees and suck them off till they cum down your throat, you will do that twice then the fucking will start. Do you understand Wendy! Sam asked her " yes I understand I don't. "Oh, a little preview," she tittered while I stood there."Well, should I just do it right here? My name is Lewis, by the way, Apartment 403."They both nodded and Isabel handed me a small bottle of lube and I stripped down and dripped a little on my cock and began stroking."Can you get closer, Lewis? Maybe get it on Mom and me?"Well, I wanted them to be happy, so I stepped up closer as I stroked back and forth. They were both grinning at me, certainly enjoying my performance though hardly more. Where she couldn't see me ... or probably hear me ... whatever I was doing.And if I did it there, where she was ... I could look at her instead of imagining her.I felt weird, standing there, looking at my sister, thinking about dropping my shorts and whacking off right there beside her. But the urge was strong. I undid my belt and the button on my shorts and unzipped them, but I didn't let them fall."I have this problem," I said to her. "The stories ... and you ... have me so hot that I need to.