If it is preying on people and claiming their memories, I suppose that's something worth looking into.

[Not that there isn't a sigh in his voice all the same. He's hardly about to leave, true. Not when the idea has piqued his interest, but well. He has his habits, and he's hardly about to admit to being genuinely interested.]

I don't suppose it would be too much to ask if you had some idea of where to start looking?