Being the girl I am I decided to help the boy along, parially through impatience and being bored, but an equally building desire in me, as my juices w...re flowing and I suddenly wanted some cock.Sensing his inexperience, I hastily took my panties off and scrunched them into a small ball, took a deep breath and walked out the few steps, and towered over him, at the end of the row.He looked at me nerviously and I idled in beside him, taking the seat next to him, looking intently into his eyes and. "Sis, I love your body. And I'm tired of spying on you. From now on, I intend to see it from up close."Cyndi sighed and put her arms around me, rubbing her soapy tits against my chest. "That's good," she said. "I'm going to be very close to you, with my legs spread. Anytime you want to spy on me, you just tell me, brother. And I'll do it for you--up close." I'd like to see you giving a hand job in the bath," I grinned."To my very own brother? You mean, committing incest?" Aw, it's not incest if. I said that they were and it put off many women/couples who come into the spa. I had quite a good chat with them, it turned out it was their first time in this spa which had been recommended by someone they had met at a party. They were swingers but did not do it frequently. I had to leave the sauna as I was hot so said goodbye and went to the bar to get some water. I sat in the lounge and read a newspaper and about 5 minutes later saw them walk up to the bar, this time she was carrying her. Yet I knew that dinner was coming, and I slid into her. Now, I didn't know if it was due to her being a bbw, or due to it being my first time, but I didn't feel much of anything around my cock. She, on the other hand, was feeling waves of pleasure from how her body squirmed. I started out slow, trying to get a rhythm as I sucked on her breasts, nibbling on them every once and a while. I loved the way her thick legs wrapped around my waist to pull me closer to her, getting me deeper into her.