It had been a hot day, I was exhausted and had a been dealing with a young female client who I’m pretty sure was flirting with me. So I got home and...I was ever so horny after my encounter with her. I went to the kitchen, pulled out a nice ice cold beer and headed up stairs. I was planning on jerking off with one of my daughters panties. I was heading for her room when I could hear a funny noise. I slowly crept up the stairs and peered into my daughters room. What I saw shocked me and also fed. We’ve talk many times about wanting to fuck in public and even at a party. We even have fucked at parties and would be so loud but nobody ever caught us or even walked in. I must admit I’ve hoped that people would walk in before. You know the fantasy where someone walks in on you and your partner; and that person comes join in on the fun? That’s what I wanted! Most guys always want another girl to fuck along with their girl but I’ve always been different. I’ve always been a giver and a pleaser. We got plenty of things to do today honeybunch. Plus, you know how your granfathrr gets when he has to wait too long..." Granpah didn't really speak much to me but when he did, he usually meant business. I rushed as quick as I could putting on my shoes without tying up the laces and I ran out to granpah's truck. At the market there was this real cute older boy who kept looking at me between the isles. Even after we left I couldn't stop thinking about him. But that wasn't all, when I first saw. Well, as she told me, it would wash off and I was impatient to get those lips on her tits.Without a word, she indicated we should get onto the bed and I was quick to follow her. She grabbed my head and held it to the soft flesh of her breast, encouraging me to leave my mark there, which I did before she moved my head to the other tit and had me repeat my action. When she released my head, we both looked down at the kiss marks now adorning her breasts. Smiling, she said, "Now you've marked me,.