I stammered and stuttered but he kept coming closer until it was against my lips: “open up babe, time to suck cock”. I opened my mouth to say some...hing and it was in, not all of it but a fair bit and his knees were each side of my head so I couldn’t turn away and slowly he went in and out. I now know I was lucky he didn’t push all the way, but at that time it felt huge but he kept fucking my mouth slowly. “OK babe, now you’re going to bring me off”. The look of shock on my face must have told. I was soon learning to do more difficult dives alongside one of the other boys and the school arranged for us to get some coaching from a full time diving coach. This meant a couple of extra evenings at the pool and I really enjoyed these sessions. Of course, it helped that I wore very small speedos and I loved the way they hugged me, just as my sister’s knickers had. One evening we had finished a little early and Jason, the other diver, and I were changing before heading back to school on the. She blushed, smiled modestly, and leant forward to push her bust more firmly in my direction. ‘Nice top,’ I remarked appreciatively. She gave a gratified giggle as she realised my double meaning. ‘I’m glad you like it,’ she smiled, pressing her arms to her sides to force the tits still farther forward. My conscience came up against those tits and surrendered unconditionally. It was no contest. For all my good intentions when we sat down, by now I had a raging hard-on (fortunately invisible. "Get up, daddy; hurry! Get the rest of these clothes off!" Annie urged. With some reluctance, the couple paused their activity, rose up, and pulled off the loosened apparel. Bill sat down on the chair, and Annie approached him. She turned and sat on his lap, pulling her pussy lips wide apart to accommodate his cock. As she opened herself to her father, he sank his fleshy pole deep into her dripping snatch. Her daddy lifted his hips and filled his daughter with his prick. Annie closed her eyes.