"A little faster," she softly groaned. "Pinch my nipple a little harder. Rub me faster. Put your fingers back inside."I happily obliged my sister's re...uest. I pinched and rubbed her nipples a little harder. In my experience, some women (not all) have super sensitive nipples, and as it turned out, Christine was one of them. I briefly rubbed her clitoris in fast circular motions. Then I put my two fingers back inside of her wet little hole and finger fucked her.Suddenly, her butt cheeks clenched. "Someone's watching us." I whisper quietly to you. I feel you grow somehow even harder inside me, and I flick my eyes towards the passenger. I see you look up at him, then feel a draft as you pull the back of my skirt up and let him see my ass. You then drop my skirt, and slip your hand under the front of my dress to massage my clit. Within seconds, I can't help but cum, and I press my mouth against your shoulder to keep from crying out in pleasure. The force of my orgasm, combined with your. . interesting." She tilted her head the other way and her hair moved, to expose bald scalp. "So ... do you want to know what turns ME on?" I can't ask that," he moaned."I thought we already discussed this," she said. "Come on. I'll tell you something that gets me going, then you tell me something that gets you going."He looked distinctly uncomfortable. His natural modesty was still holding him back."You're sure you want to do this?" he asked.She ignored the question."I like what I call nipple. “What?”“Look,” said Jessica, pointing to the damp spot. “You get so much pre-come, it’s getting all over my stocking. Very hot, very sexy. You have a very nice cock.”“Wow, I’m glad you think so, Jessica. You are the sexiest and most beautiful girl in the world.”Jessica smacked him again and again, sometimes on alternate cheeks, sometimes concentrating on one for a time, only to switch to the other.Charlie, beyond words, gripped the chair to stay in place and kicked his legs wildly, as far as.