I moved around a bit til i could get his cock in my mouth and we lay in a 69 position sucking away at each other.i was well into it when i heard.....t...me to lick my arse,and before i knew it he was on all fours with his arse in the air.i didnt need telling twice and started to tongue his open hole.he groaned loudly and when i reached under and grabbed his hard cock and started rubbing i thought he was going to explode.he stopped me after a few minutes saying if i didnt stop he would cum.lay. He didn’t want to leave his lair unguarded, but he also didn’t want his stomach-ache to get any worse. For the tenth time he inspected the web-tunnel he had build around the opening of his lair, securing it from curious unwelcome guests. Nothing but a spider-beast, or a spider, could traverse that tunnel. He had never met another spider, and no spider-beast had ever invaded his lair. Spider-beasts had little brain, but generally knew better than to invade the home of a spider until they knew. I think it was then that David realised that my wife was more than a little interested in what she could see in his shorts and as she dropped her leg back off the lounger, he opened his legs wider. David looked across at me, checking my reaction, and when I smiled and winked back at him, he stood up and walked across to my wife, standing close to her outstretched arm. Grinning across at me, my wife put her hand on his knee then slid it slowly up his thigh and I watched as it disappeared up the. Using his index finger he wordlessly ordered that they turn for inspection of their butts, again they did not disappoint. Dressed in short shoelace strapped dresses, that resemble long singlets there were few secrets. Either the girls wore no panties of they were clad only in small thongs.Inwardly the girls were very similar although not identical. They carried the twin thing to quite an extreme. They did everything together, including men. When they had determined it was time to lose their.