"Opening her eyes wide, Sally groaned, "But I am still virginal, big brother."The thought of my eighteen year old sister giving me her virginity almos... made me come but somehow I managed to hold myself back.Sensing my urgency, Sally quickly got to her feet and made her way to her room, calling a few moments later, "Can you come in here?"Needing no second bidding, I quickly made my way to Sally's room where I found her lying on her back on her bed, looking so inviting in her light blue school. Kirsten never looked my way as she danced to two songs with the guy. At the end of the second song the man walked Kirsten back to her table and they talked for a minute or two and I saw Kirsten shake her head "no" and the man left her and walked back to a table where he sat down with two other guys. I picked up my drink and swiveled on my stool to go and make my move, but before I could get off my stool another guy was there. It was three guys and forty-five minutes later before I could get to. I’d made my own reservations.“I sort of found out about the trade show when I was scanning things to be sure I knew as much as I could about what was going on there. You were on the plane and I knew you’d need a cover story, so I called the Venetian, pretending to be your assistant.”“You are my assistant,” I said.“I’m Deb Riley’s assistant, but technically not Riley Finn’s. I said I’d been on vacation and found out you’d made your own reservations and you’d be so mad at me when you found out. Slowly, he began to pick up speed until he was fucking hard into his sister's cunt.Not to be outdone, Lisa pushed Daniel onto the floor and grinned to see his cock had regained its rigidity.“Are you a virgin, Danny?” she asked as she prepared to sink her hot box onto his engorged prick.“How do you know my name?“ stammered Daniel. I froze for a minute, worried that our ruse was discovered.“It's my job to know people’s names,“ recovered Lisa as she lowered herself onto her stepbrother’s throbbing.