The brother slid his c**k into his sister as she looked at us. It had to be her first time. Her mouth open round, surprised, her eyes wide. But then, her face was bliss, total bliss. She bit her lip, closed her eyes. I think she orgasmed.
Mom grunted, came on my c**k. "f*****g hot."
"Oh yeah." I replied, knowing I wasn't going to last much longer. I said, in a voice meant to carry. "Too exciting, mom. I'm gonna f*****g cum."
"In me. c*m in mommy's p***y, baby." Mom replied, making no attempt to be quiet.
I looked over and the siblings were a blur of f*****g. He was giving it to her as hard as he could, and she was giving back. His shiny c**k sliding in and out as their bodies slapped together. Her breasts swinging, hitting the railing. They both heard us and looked over as I rammed dee
