Then she proceeded to tell me how me seeing her naked when we sailed had been a turn on for her. And how she had spent many nights fantasizing about h...w I looked naked and masturbating to what it might be like to be touched and kissed by me.I was truly in disbelief. My head was spinning and my erections beyond hiding."I noticed you watching me today and I liked it. I really want you to touch me."There was almost a begging in her voice.I looked at her with all intent on telling her we need to. We arrived at the high school where the competition was taking place. I gave my sister a good luck hug and watched her run off with krystal, krytstals skirt was bouncing up and down giving me a lot of nice views. I went to the concession stand and got a coffee. On my way to the gym, krystal and my sister showed up beside me. My sister grabbed my hand and led me down the hallway. I had no idea what was about to happen. Eventually we reached a vacant classroom, and they pulled me inside. . I just explored the site and got to talk with one of the guys I met.The next day, I was the first to wake up again. As I crawled out of the tent, and started stretching out my body as part of my morning routine. As I turned around to grab my stuff to shower, i see her stand right in front of me.“hi”, she said, “good morning”.“good morning.”, I replied. “ I asked one of the instructors if we could take a bike and ride it to the city to explore it,” she said, “we can but we need to be back before. “I had to be, for yours and your dad’s sake.”“Did you know dad was aware of your affair?” I asked.Her poker face wasn’t working now. As her surprise was plain to see. “No, he didn’t, he couldn’t… No, really, he knew?” She asked.“Yes, he told me about it almost two years ago. He never could keep his mouth shut when he was drunk. I didn’t believe him at the time, in fact, I didn’t believe him till right now. I never would have thought you’d cheat on him mom…”She kept her blush. “It started in.