They stayed for breakfast and then went off to their house while Sally saw to changing the sheets of both beds and got them into the washing machine ... K9 jumped on the bed again that night, just as I was humping Sally and had his tongue lick my arse and he didn’t like it when I kicked back and knocked him off the bed. Sally laughed. ‘It’s a good job that he didn’t mount you,’ she said whilst still laughing and I thought that I wouldn’t have minded if it had been John. Now that was a position. Cock in hand and trying to find the pause button as well as my boxers which was on the floor. I tried to conceal my raging hard on as best I could with my hand as soon as I paused the video and scooted over to grab my boxers. She was just standing there, staring at me and at what's on screen.All I could muster up was a couple "Uhmm.." Trying to compose myself, but a part of me was viciously turned on by her in her dress just standing there. I put my boxers on but nothing could conceal what was. I knew my sister was a virgin but I was excited and wanted to learn more.. He gave me another kiss and then left for the night. When I got back to the house mum asked me what we did I told her and she said I was a good girl and that if he wanted to do more that I should let him.. Next day my dad took my brothers to work with him and mum wanted to visit a friend and asked Andrew if he could drive her. Mum told me she was staying over with her friend that night and to take Andrew home and keep. You will do as I say or you will pay.”“And why would I do that?”“Because if you don’t, everyone will know that you tried to force yourself on me while we were supposed to be working on this project.”“But that’s not true!”“No one knows that. But they do know how much I piss you off in class. Easy for them to buy the idea that this was your form of revenge.”“But—no—I… “James was speechless. She had him.“Enough. Now listen up. You will call me mistress from here on out.”“What! This is insane.”“No.