" I say again.I gasp when your tonge flicks across my already erect clit. Your tongue moves over my inner lips, so swollen with lust. Your tongue, sli...pping between my lips and moving stiffly yet still gently up and down, so warm on my clit.You surprise me when your tongue wiggles in, then suddenly moves down to lick around my asshole. "Ohh! If you do that I'll cum all over you." I moan. "Please cum on me." you say moan softly, sucking my lips and kissinging them before moving right back to my. It was the hardest I had jizzed in a long time and I think it was because of my sister. My mind was so confused right now that I cleaned up fast and went to bed. I will sort this out tomorrow, I think to myself. The sun shining on my face wakes me up. I look at my clock and it is 9:30. My parents leave for the airport at 10:00, so I figured I better go down stairs and see them off. They are in total chaos trying to make sure that they aren’t forgetting anything. It was useless to try to talk to. We got to the place to find that Jack had reserved a table weeks ago; wewere seated with our furs draped across the backs of our chairs.The meal was out of this world; it was time for desert, four small coveredtrays were brought to our table, one for each of us. Jack, Betty and Ilifted the tray covers to find small squares of some kind of cake whilemom's tray contained a small box.She looked at jack, then back at the box then tentatively opened the box.Betty and I were seated in such a position. I had felt it pushing into me as we had snogged and he had been rubbing my arse and tits through my dress as we did so. I hoped that my letting him do this was enough encouragement.I moved my hand down to his crotch to feel a large bulge straining in his pants.God it felt big!. My little hand could hardly get a good feel of the full length of it."Fucking hell", I whispered to him."That thing feels fucking huge, Christ almighty"."Come on then lets pop outside, you wont be disappointed I.