Now you'll just be twice as horny when you fuck that dog tomorrow."Despite her protestations, Pete climbed from between her legs and stood over her fa...ce as he jerked load after load on Amys cheeks and forehead, trying not to hit Mikes cock which Amy went back to violently sucking on. Mike soon jerked his hips and yelped while he deposited his sperm into her willing mouth. He took his cock out and offered it to her so she could lick it clean and suck the last drop out from its tip. Tom and Joe. I helped myself to a glass of water and then walked, still naked, back into the living room where I looked at my sister's unconscious body, trying to figure out what to do now.It crossed my mind, as I stood there, my penis still somewhat hard, that I hadn't seen my sister's breasts yet. Given how much I'd already done, I might as well do that, too, and get a good look, I thought.Bre was just wearing a fairly tight t-shirt. A quick exam showed that she didn't seem to have a bra on under it. I. Finally the bar was closing so I walked her to her car. I went to give her a quick hug after saying good by. And she surprised me by moving her head just enough for her to kiss me. She pressed her lips hard on mine trying to encourage me to open my mouth. Once I did, she slowly started to explore my mouth with her tongue. We took turns sucking on each others tongues and gently nibbling on each others lower lips. Just the kiss alone was turning me on, when she slid her hand up my waist to rub. Finally, I heard the words, as if from a stranger coming from my mouth. "You don't want to waste your time on me tonight, I have my period."From the look on his face, I thought that this stupid blunder of a statement had worked, but I was wrong. He just smiled and moved his fingers further into the crack of my ass. He moved forward again and whispered in my ear, "Oh, that's okay Jenny, there are lots of things we can do."My mind raced for something to say, but before the words came out he said..