She slowly strolled of to where I was sitting, swishing the skirt of the night gown around as she slinked over. Her hair was down as it cascaded over...her white shoulders framing her soft facial features better than any piece of art I have ever seen. The gown was cut low with spaghetti straps that melted under her flowing hair into her neck and tied together there. As she spun around, my breath caught in my throat as I saw that the back of the gown was non-existent. Between the straps that. They must have been really small, as I could see most of her ass cheeks as she bent over, but only a very small amount of her panties were visible. I got extremely hard almost instantly upon seeing such a sight. I tried to get my mind off what I'd just seen by getting her attention, which caused her to stand up and turn in my direction. She asked me what I wanted, I was quick with an answer, as I said I'd get that with the vacuum. She smiled and went about picking up other things and putting up. He dropped his hands down my back and gripped the twin orbs of my bum, pulling me hard against his growing erection. As he pulled up against my bottom; I could feel my labia spread apart and in so doing, I could feel a flood of my juices slide into the gusset of my thong. My arms circled his waist and I pulled him harder against me, mashing my sensitive tits against his chest. My tongue snaked into his mouth, tasting the tang of cigars and malt whisky. I nearly came on the spot, as I identified. Gwen stood up and came over to me and took the beach equipment out of my hands and threw it down and led me to the couch were Lex had stretched her arms out along the back and spread her legs wide showing off the wet spot in her panties that Gwen had started.“you know Lex” Gwen began. “I think there is room here this young man to join in don’t ya think”“mmm maybe Gwen, maybe” Lex stood and began rubbing my dick. “How should we do this, hmm”“oh I don’t know” Gwen said playfully. “lets get.