Sarah was the first of everyone to relax, and even as she spoke over her shoulder to her sister she began moving her torso up and down, sliding Matt's cock between her tits once again. "Hah, no. This is definitely new for us. Guys, I can't remember if you've met my sister, Tiff."

We all awkwardly mumbled a chorus of, "Hey."

"Don't get me wrong, girl," Tiff said. "This is all very hot, but what the hell is going on? I thought you were just having one of your usual parties, not an orgy." She took a few more steps onto the patio and looked us all over.

I had...