He nods. He hasn't met any children in a long time, he realizes - since he was one - but there's something intrinsic in talking to them. They're easier than adults. They aren't all full of puzzles yet. At least, he thinks.

"I don't know anyone either," he says. "But that might be because I think I just got here. And - to be honest I'm not sure where we are. Is that weird?" He hopes it doesn't frighten her. Oh right - introductions, he always forgets. "I'm Castor," he adds hastily.