"Yes, and also, yes," Grace nods. "I tried to figure out if there was a pattern a while ago, but it seems pretty arbitrary."

She has to admit, she's kind of glad she doesn't have to break the bad news to this guy. Being told you have a month left of being human can throw you for a loop. "There's a god figure here- the fog god- that does it. Every couple of weeks, there's a really heavy fog. That's when it happens."