So in a world where Graves got Credence help and training, tongues start to wag. About how surely Graves' interest in such a pretty young thing can't be entirely pure. And why else would he keep Credence around?

Credence hears these things of course. And he does so little for Mr. Graves.....

And then one day Percival Graves comes home to find Credence Barebone naked on his bed, eyes demurely down.

And Merlin help him there's a part of him that *wants*

(Up to you if anything happens or not)