I let him lead me to his bed and push me so I sat on it. He stood in front of me and unzipped, letting his cock out again. I don't know where Mommy and Daddy were but we left the door wide open. He pushed his cock into my mouth and I opened it up and let it in. He told me that this was something he had read about. I already knew what he wanted. I held his cock in my right hand at the base and moved my moth forward and back. I felt his cock slide into my mouth and out and heard him moan. He...