Are you going to take a shower before they come home I asked her. With a smile on her face she said fuck no I want to keep your sperm inside me as lon... as I can. What about your panties won’t they get wet? Yes and what about it I want it that way. Ok so we walked into her bedroom where she picked out the outfit she was going to wear that day. She took her time picking it out I must say but soon she had everything laid out on the bed. She started out by putting on her panties and I could see a. "What's this?" Your surprise. I'll see you at home" and I got into our old car and started it up."You can't just leave me here." I gave you keys Nan; find something they fit" and I drove off leaving her standing there looking after me.It was almost an hour before she pulled the new station wagon into the driveway. She came in the house and looked at me, "Why did you buy a station wagon?" Because it seats ten and you are always running the kids and their friends somewhere. Also, the seats fold. He maneuvered over to the ladder and made his way to Andrea, she was on the port side outside helm.She laughed at the sight of him, "Um ... that's quite an outfit ... do I have one?" she asked."Yes. Give me ten seconds to start up the inside helm, then shut down out here, secure the lockers and come inside. Your gear is in the locker at the port side of your cabin hatch. There's directions on how it all goes on."He went to the port side inside helm and activated all the screens. He started. I kick my shorts aside and slip my blouse off my shoulders."Damn, Sara!" he says again, taking a step towards me. "You can never say a word to your sister about this, ever!" he says as he pulls his shirt off and kneels on the floor between my outstretched legs."I won't," I sigh as his hands touch my inner thighs and his face moves towards its target. "Ever!" I moan as his tongue touches my wet pussy lips. "Ohhhhhh God!" I grab his hair and pull him into my enflamed pussy."Aaarrrrrgggghhhhhh!" I.