"Okay, that's just a couple of inches, but i'm slowly going to start fucking you, you ready?" I asked."Yes" my cousin groaned softly.Then as I said, I... began gently rocking back and forth, letting my hard oily cock slip slowly back and forth in my little red headed cousins tight little arse, and after a minute or so, I was soon gently fucking her."There you go!" I said cheerily "I'm fucking your arse! Your dirty older cousin is fucking your little petite arsehole!" "Oh fuck! oh fuck!" my cousin. She was surrendering her ass to her favorite wizard and from the sounds he was making the witch knew he was enjoying her gift. Experimentally Susan clenched her bum muscles and was rewarded by a grunt mixed with a moan from Harry. Over the next several minutes Miss Bones experimented with alternatively clenching and loosening her butt muscles until she had figured out a great rhythm that ensured the Rider enjoyed her anal delights. Susan suddenly realized her anus was expanding as her shape. I nodded and she said,'Be very careful then and don't cum in me'. I couldn't believe what was about to happen. Slowly she raised her bottom and with my help slowly removed her panties. With her legs open she took my very stiff cock and gently put me inside of her moaning as she did. She then slowly wrapped her stocking clad legs around me and pushed upward. Kapow!! My cock slid into this warm wet welcome and sadly with just a few pushes I quickly withdrew showering the tops of her stockings and. " What you mean, change sex?" Yes, it's the only way I can make it work, will you support me?" Well sure darling, it's a big step, but if that's what you want ofcourse I will," she said."Well that's all I wanted to know." Ok, but let's talk about it more a bit later," she said pouring outanother cup of coffee. "I'll just take this up to Robert and then we aregoing shopping." You mean he's still here?" I asked."Yeah, he's sleeping like a baby, I think I tired him out," she saidwith a smile as.