[Empty space stretches away for hundreds of miles around them, a distance broken only by brush and twisted trees and the occasional grey-brown lump of a grazing kangaroo. Nobody (nobody human) is going to be able to sneak up on them easily.

And everyone here is too loud for Shiro to need to listen for the sound of uniform shoes on tiled floors.]

For what it's worth, you're doing well so far. There are a lot of changes taking place in your life, and it's going to take time.