"Nope, not until you teach me how to use it, and promise to work with me from now on. I want in on the fun. And to sweaten the deal, I will even let you ride me around if you want, but you must swear that we are in this together now. No more just you, its both of us, or just me. Your pick."
Christy realized that she didn't have much if a choice anymore. Her own sloppiness had ruined it. But at least it was Madison who was involved. She knew madison always kept her promises. "Deal, Now turn me back please."
"Teach me how to first, as well as how to change the settings."
Christy spent the next few minutes explaining the device. Madison had quickly become quite skilled with it in no time too. "Alright, no more Christy dick for me" said Madison as she shot Christy. Madison's former horsecock turned Christy cock returned back to being the former, as Christy melted out of it, returning to her normal body, mare pussy and all. "Glad that's over with. Don't get me wrong, I love your horsecock, but I just don't want to be it. You know?"
"I get it. No worries" said Madison. Unknown to Christy, madison had made a reality edit, making Christy think having a mare pussy is normal for her, and that because of it, the two of them were secretly dating. It was the only way to ensure that Christy didn't just zap her memories clean immediately. "Wanna fuck some more? Suggested Christy, still horny from being a cock. If her testicles had not been her boobs, then maybe she wouldnt be as horny, but now when she saw them, all she could remember is feeling her balls swinging inside of her sack as her head bobbed around under Madison's strong horse body.
"Spread it!" Demanded Madison as the two began fucking like beasts once again. Durring their third round, Christy had an idea. "Hey Madison, I got an idea. What if..."