At the same time that I was dealing with this practical issue, my heart was beginning to pound because I knew that Shawna's absence would mean Jenny a...d I could be together alone while the c***dren took their afternoon nap.When the time came, I left work, and picked up the twins. Once I was home, I called Jenny on the phone to tell her we had the house to ourselves."Peter, I can't come over," she said despondently. "I'm at the mall with my friends and my dad isn't picking us up for another. The sensation was exquisite and I moaned deep in the back of my throat, trying desperately to keep from cummming right then and there. Karen whimpered sofly and began sliding up and down on my cock , riding me faster and faster until she was slamming up and down, balancing herself with both hands pressed against my chest as she fucked me, her ass grinding down against my balls with every stroke. "Ohhh, Brian, that feels sooo good!!" she panted. "YEAH, FUCK ME!! You're fucking your own sister. If anything it would surely strengthen that relationship. But I understand, my dear, that things are different for you back home, wherever that is. Here, it's just a normal thing. And in anycase, birthdays are rather special days in Further Quitchland. It is after all the only day where normal people are celebrated in their own right. It would not be very diplomatic to turn down an offer to attend a birthday. It's quite an honour to be invited. And it would be an insult not to go." I see,". Now she was smoking and inviting me to lick her asshole for which I readily accepted and started to lick her asshole I suddenly don’t know wat happened to her she turned away from me and made me lie down and sat on top of my face and started to piss inside my mouth making me drink her piss every bit of it and I again started pressing biting pinching licking her bare boobs and turned her away from me and again licked her assholeShe then made me stop it and bent down and started giving me another.