We start fucking and hit the button, then there is some woman on the other end talking dirty to us."Made since to me, and I felt myself getting hard. ...lthough I was waiting for Susan to say it was stupid and toss it in the trash."That is kinda hot," she said, much to my surprise. She slid a hand up my thigh, brushing my hardon. "Reminds me of when you had that crappy apartment with Mike. We used to fuck in the room next to his...loudly. Knowing he could hear us. Knowing he was probably in there. Erin was aroused, and her breaths were quick and shallow. As bizarre and unimaginable as it would have been an hour ago, the little bikini strips against her skin were working her body up to an orgasm. It made no sense at all. But Erin could feel it: the thin strip of the bikini bottom pressed against her pussy was vibrating in a faint but steady rhythm and rising temperature. If it kept going like this, it was going to make her come. She could tell. If she did nothing, it was only minutes. As I sucked on her left foot, she stroked my face and my chest with her right one. My hands travel up and down her legs feeling the material under my skin, and creating soft moans and pleading from Chelcie as I got closer to her pussy. I took her foot out of my mouth and placed around my cock, then I got her other foot and placed this on the other side of my cock. From there she knew what to do. I laid back and enjoyed the feeling as my sisters tiny size 5 feet slowly started to stroke my knob. Michael who was watching closely what I was going to do - moved over as I had slapped Melissa. James was already in the room with us - standing uncertain in the doorway. I looked over my shoulder and gave him a nod. Nobody was supposed to hear anything of this - so he shut the door. "You know what your god damn problem is, Lola?" Michael asked and looked in an arrogant way down to me. I blinked and must have looked totally blank. He moved closer and stopped right in front of me. "I fucking know.