"I'm sure you are happy you asked me about a nude model now aren't you?" Wendy asked."Yes, you could say that sis, I got to see you naked," I replied...."Are you implying you wanted to see me naked before today?" Wendy asked."Maybe when you didn't know I was looking, but this was fucked up honestly," I replied."It's fucked up to sexually attracted to your sister that loves you very much?" Wendy asked."Well when you put it like that, it's not right," I replied.Then we both laughed once again and. As she released him, he began planting kisses down her neck, lingering over her breasts and then down her stomach. She felt her gentle flesh glow with anticipation and she wanted him to kiss her everywhere. She felt a warm fluid produce itself and moisten her further. She desired his touch so much, she had never been this wet before.She reached above her head to grab hold of the bed posts as he toyed with the dark curls covering her mound. He rested his hand on it and caressed the smooth skin. We both got up and kissed again. We walked over to Ken and Kristin, and I just grabbed Ken by the shoulder. Cathy then took hold of his hard cock and brought him over to her. I immediately inserted my cock into Kristin’s wet pussy. I reached around and fingered her clit, and whispered in her ear to turn around. She was a bit shocked when she did. I was fucking her hard, and her husband had his cock in Cathy. Kristin obviously liked it because she grabbed my ass and forced my harder. . I went out to set up the blanket, while she stayed inside putting the food, dishes and silverware in a backpack. (We only wanted to make one trip…lazy). Wandering out barefoot, I saw the most level spot was underneath our oft used clotheslines, but when I spread the blanket on the grass, the wind promptly decided it had other ideas. Grumbling, I clothespined the blanket on the line so it wasn’t going anywhere, and took the few towels that were hanging inside. I was looking for either stakes.