She lay leaning on the bed, her heavy chest heaving. As she caught her breath she turned round. Simon was stood cock in hand slowly wanking himself. H... had a wild look in his eyes. She knew what he wanted. She engulfed his cock in her mouth again and bobbed up and down on it. She happily this time took it down her throat till she gagged. She used one hand to massage one of her large boobs and with the other caressed Simon's balls. His breathing began to get shallower and she knew he was going. I took off my coat, “Hi!” I said as I climbed into his car, his eyes bulged out in surprise at how I was dressed.“Stephanie, you look so naughty!” He exclaimed and smiled. He seemed a little more at ease now. I guess being able to spank one of his students perked him up.As we drove to his house he chatted on about how naughty I was. About how naughty my outfit was. About how every time I moved in the car my pussy showed. And about how my top was showing off my growing breasts. As he steered. She said ok.I said- ” If I watch them for more time, i get more hard on so that I can go home and masturbate easily”.She – “Do you masturbate thinking of me?” “How dare you??”I- “You only said ok.”Seema : “That doesn’t mean you can say whatever you want”.I – “I always fantasize you in my dreams fucking you in different positions but did I ever pass some bad comments at office or did I misbehave?”She -“But this is as good as that”.I – “no controlling emotions is better rather than keeping same. Her good friend Megan was a bit of a troublemaker. Before I could answer she was already up and running to the basement to retrieve the bottles. "Mark, is vodka good?" She called out. I was normally a beer kind of guy, like every other man. But this time I figured vodka would do. "Sure, why not." I yelled back. Soon she was back in the living room holding two big bottles of Grey Goose with this cute little grin on her face. I felt my cock stirring beneath my jeans as I watched my sister twirl.