Fred's own smile slipped a little, and she glanced at the door, then nervously took a step back in the direction of the elevator. "Oh, you go on, I can give you directions, I mean I've got a lot of things to do here, like equations to write and books to read and...things that are here." Even the thought of going back out into that big scary city was enough to make her want to run - and while she hated herself for reacting that way, Fred couldn't talk herself into going outside. It was just something she wasn't strong enough to face alone.