"So far, research has centered on the figure of one Doctor von Slaptyback," Arthur said, getting up so he could go for a good pace around the room. "He has a history of assault and has done work into hallucinogenic fog. He's also rumored to have recently moved to a place with 'strange deer'. Other than his weakness to something called aerosol, I haven't got a bloody clue what that tells us, though. We need to know where these things are coming from."

A pause.

"If they're coming from anywhere in particular at all."