She very demurely followed me through to the kitchen. “Please sit down” I ushered her. As she sat the towel caught on the chair seat, the type of...materiel made it sticky and as she moved her bum back it stuck to the seat, pulling the towel open, it dropped, just long enough to expose those pert but overly large boobs. I got a quick flash of her pink nipples before she managed to grab it and wrap it around herself again. Jilly blushed bright red. “Is that my treat for washing your clothes?” I. “It’s just that, … … well …” she looked towards the wall between the granny flat and the house, took a breath, and continued, “everybody else is in there, getting busy,” she smiled, “and, well, you haven’t got a girlfriend, I haven’t got a boyfriend. I thought, what harm would it do if we got together? No-one knows.” I didn’t speak. My mouth was too dry, and I had major butterflies in my stomach. Ashley was still holding me with her hands at my waist. I was acutely conscious of this beautiful. ”“It’s not cheating. We’re a step-sister and step-brother who are expressing how much we love each other,” I said. I had no idea if that would work. I still thought he was cheating on Lexi every time he and I kissed. But I thought that if I could make him think that he wasn’t, we would go through with this.“That’s a good way to put it,” he said softly. I thanked God for those words.He kissed me, and I kissed back. We didn’t stop this time. Every passing second I grew more excited and scared by. "Mom took Michael's hand in her own and they started walking through the living room. I ran over to them and slapped her arm away from him then said, "Mom, I haven't been laid in over three days since Daddy fucked me early in the morning before he went out of town on business. It's my turn now to be with Michael."Mom thought for a few moments then said, "That will be okay with me, besides I want to take some more video of you and Michael having sex for our family video collection. You father.