As I turned my back on him to unlock my door he lifted my dress and pushed a firm finger into my arse, massaging heavily, my clit throbbed with a feel...ng that can only be described as jealousy, and before thinking about it my own manicured index finger was rubbing circularly, so fast it felt like a blur, my knees buckled under the heat of the orgasm to come, and with a final twist of the key I came thick and fast, covering his arm, aswel as my own, with cum.I felt almost relieved as we stepped. “But you’ve done your practice on your dildos haven’t you” and again I nodded in reply. “Well why don’t you show me what you’ve learnt, and whoever gets deeper will be our little winner” he winked.I just stared at it, I was certain it wouldn’t fit in my mouth. I shuffled across a little, and leant in, I slowly planted a kiss on the end and began to slowly move down with little kisses. My lack of sluttiness obviously annoyed him because he pulled me away and told Danielle to show me how it’s. " Then giggles, "Step-Dad if I remember, your massages always put me to sleep." Well that is what they are for baby, to relax you so you can sleep. I do hope you don't mind just wearing your robe, it's impossible to give a good back rub with clothes on."She blushed and replied, "Aww Dad, that doesn't bother me, after all we are adults."In the back of her mind she wonders what he would do if she told him that a massage makes her horny as hell. She decides not to say anything, yet.After supper. We were fifteen and f******n when people started to think that we were boyfriend and girlfriend and Katie had always been the first to deny it - often vehemently. We were best friends, nothing more than that, even though she thought the world of me.Two years later, with me at college and Katie just finishing school, we went out one night to celebrate her completing her exams and managed to talk our way into a nightclub. Those early experiences of drinking and partying led to us both getting.