... Keepee?

[ she finally laughs outright at that, curling her finger just to tug his lip down a bit before letting it go again. ]

I don't want to be a keepee. How about we're both keepers? Because even if you think I'm the only one being kept in this situation, you're ultimately wrong there. I'm keeping you, too. So we're both keepers. Or both keepees. Take your pick.