We corresponded over email a few times and exchanged some naughty pictures. He was in his late fifties with long salt and pepper hair. He was both b...gger and taller than I am and wore glasses. The sexy picture he sent me showed his semi-hard cock displayed in the palm of his hand. It looked rather thick and a good seven inches, I guessed, when hard. Despite my sexual yearnings, I couldn't bring myself to actually go out and meet Nils in person, thus acting out my deepest, darkest secret. At first I figured my Father had stuck around for a bit for some fun and I thought nothing more of it. I went to the loo and as I passed my Mothers room I noticed the door was open a little and I couldnt help but have a look. I peeked at the door and into the room and saw Beth slowly fingering herself totally naked on the bed. Her legs spread wide open and her juicy pussy was on full view from my vantage point. I felt my cock getting a little harder just from watchin her slowly rub herself,. In a very short time both of them had me locked in their legs and were running their hands all over my belly, neck, sides and the big surprise came when my oldest sister got my cock in her hands and asked me if this is the way I was playing with my cock. She was pump-ing my cock real fast. My other sister was kissing me, giving me a suck mark on my neck, and when she got her lips up to my mouth she forced her tongue into my mouth and that was all I needed. Then I felt a funny feeling at my. " She took the bra, girdle and panties from me and elaborately folded them while placing them back in their boxes. "Will that be all sir?" she asked. "Umm, yes." "Would you like to join our bra and panty club.? Buy 10 panties or 5 bras and get one free?" I just stared at her. "It's a promotion we're running right now and I have to ask," she said, with a conspiratorial air. "But it is a really cool deal if you're interested." "I don't think so," I replied. She rang up the sale and.