"It looks a lot like the ice from a couple of weeks ago," Corwin explains, looking up and offering her a little smile. "That blocked some of the city gates. It's not as bad, but it's only right here, not everywhere else around it, so it's made me curious. I'm trying to track if it changes every day, or if it stays just like this." If it doesn't change, after all, that suggests it's unnatural.