The both of them arguing still over who gets to be the slave kitty when you offer up a second suggestion. That gets their attention, agreeing that the first sister to cum from kitty licking them becomes the fuckpet! Both of them blushing over this and eager to test out their skills against the other, as they eagerly sign the contracts and strip nude. All the while poor Lisa and Mary are exhausted from the molesting they have had gotten, as most of the former customers have left, either not being able to afford your prices or getting their fill with Fey. Both kitties sitting in the cage and mewling at what the three of you are looking at, neither of them interested in whatever evil plot you have in mind...