...and I'm going to fucking give it to them. (Note: This submission is largely so I don't forget the details of this plan once I'm less pissed off.)
I can explain! Really! (Note: This is for my Demon Hunting Campaign set in 1640's Ireland, so here be campaign specific dragons.)
My take on Dracula for my 1640's Demon Hunting Game
A legend tells of a people living deep in the desert, they appear at first as ordinary human beings, sometimes impersonating someone familiar to the PCs, before causing their features to disappear, leaving a blank, smooth sheet of skin where their face should be.