They both scurried upstairs and I went into the kitchen. I still tasted Tommy, his cum resting inside my stomach and the taste of his cock strong in my mouth when I heard soft footsteps behind me. I turned around and saw my daughter sneaking up behind me. Before I could do anything Kristy quickly walked up to me and planted a wet kiss on my lips as I stood there frozen in horror knowing the taste of her brother's cock was still fresh in my mouth. I didn't want to push her away because that would bring on the unnecessary questions. Besides, it was too late!

I let me...