She held herself over my body with her arms on either side of my chest. Her erection slid along mine. As my eyes opened her smiled at me with her mixt...re of love and intense lust. The sensation of the hard underside of her shaft moving back and forth over mine was awesome, and erotic. Immediately I could feel the surge of pleasure through my belly. In the heat of the moment I couldn’t stop myself. My prick erupted. She watched me rock under her, looked down between us as the spunk sprayed and. She grabbed hold of my cock and started to pump, slow at first, sucking it at the same time. I had never felt anything so good in my life. Her warm, wet mouth and tongue, caressing every inch of my cock, while her hand pumped up and down, frictionless due to the saliva. She started to pick up speed, sucking harder and deeper, and i felt it coming on. Pretty soon i was gonna cum, and it was gonna be in my own sisters mouth, with her letting me do it as well. She kept going, squeezing hard and. We wentthrough the whole regular conversation and then he left. In no time thekids were in bed, and I was exploring their house in a new way.I went straight for their bedroom, and it was completely rearranged. Thebench/chair that she sat on was not there, and there were boxes againstthe wall with the word "Brenda's clothes." Other rooms also seeminglyhad things packed. In their bedroom, I went through their closet anddrawers. There was nothing of hers anywhere, then I put two and twotogether.. I had told Mom to send Betty to my bed. Obviously, she had. I pulled back the sheets, took Betty’s ankles in each hand and pulled her to the edge of the bed.“What? What?” she said, startled, as she tried to awaken.“Come on, sis. Training time.”She put her head on my shoulder as I carried her into the living room and lay her in front of the fireplace. Its embers were almost gone but I threw on some more Aspen logs and soon had a great fire going. Betty was sitting up, lazily scratching herself.