Because of our forbidden closeness.I cradled her head against my chest and let her cry herself out. We were hugging tightly. Unintentionally, my hand ...eemed to be creeping down behind her back, comforting and caressing. Caressing her behind. Her curvy, enticingly padded butt. Forbidden woman-flesh!Now she was kissing me. At first gently, then, as if losing control of herself, wildly and with complete abandon. She was sobbing my name. And her hand... her hand was on my... my erection. She was. Over the years we've found ourselves in light swinging situations. Mostly playing in bars or at parties sometimes ending with her blowing a guy or me getting blown by a girl we met. Years past and we kind of just stopped doing it but never stopped talking about fantasies. Right around thirty I finally told her about my cuckold fantasies and how much I turned me on. She of course was on board with fantasy talk and bedroom play but nothing really came of it. So one day Ann was going to a. I loved my sister more thananything, but now that love was mixed with lust forthis slutty woman. When I opened my door I knew therewas no going back. I went next door to Sammy’s room and knocked as Iopened the door. If my mind wasn’t made up when Ibarged in her room it would have been by what waswaiting for me. Once more my sister was nude in frontof me, but this time she wasn’t standing before an artclass. This time she was laying on top of her covers,sliding a small pink. "What's the matter?" she wanted to know.Bill passed a hand through his thick hair and sighed, "My sister is staying with us for a couple of weeks." Oh, family problems," Veronica said. "Is she a bitch or something?"Bill blinked dumbly for a second, then blurted, "No! Nothing like that. Hell, no. Cindy's an angel!"His enthusiasm made Veronica's eyebrows go up. A slow smiled parted her full, red-lipsticked lips. "You want to talk about it?" she asked.Bill did. "I'll buy you a drink," he muttered.