I loved the feeling as I felt it grow in my mouth, gradually filling it and making me open my mouth really wide. To tell you the truth I really wanted...to carry on sucking him and let him cum in my mouth but I knew that was not going to happen.When he was rock hard he took his cock out. I moved round to the other side of the bed and Fiona leant back against he and I cradled her head and held it steady. Mark positioned himself and she opened her mouth and took it in. She closed her mouth and. In the past 24 hours I learned many things, but the most erotic of which had to be the fact that my sister liked to have sex with girls and was apparently great at being the sub in during the play time. While I was imprisoned in the closet watching the amazing sight of two teen age beauties having some of the most sensual sex I had ever witnessed, I was stroking my cock with a fever. But even that was a difficult thing to do because I didn't want to waste any of the cum that I was wanting to. Tom was involved in the success of the team.The bath and my massage were working. "Tom, let's dry and go to bed," I said. Tom suggested that I get him off once in the bath then he would have more staying time, so I did.He dried me and I dried him. We were both turned on. I asked him to wait a minute. I went ahead and put on a baby-doll top and sat in the middle of the bed. When he came out I knew what he had in mind. We hooked. (Hooking is a tight mental communication allowed by the WE. Hooked. Tom kept watching as I then took Mike's limp dick in my hands and led it to my mouth. I ran my tongue around it and it grew at once - filling my mouth and seeking to get down into my throat. I never gag with a big dick - I know just how to do what all men want with my mouth.I sucked Mike off for a few minutes while Tom watched, and then started to reach across to get at Tom's dick. Mike was face-fcuking me by now, it was no longer a blow-job. I now had Tom's dick in my hand and found it hard.