If he thought it would work -- if he thought they would be separated so easily, that this damn train wouldn't just screw everything up again -- then he wouldn't let her go so easily. Couldn't. Not with too much left undone.

But he believed that, and knew that even if he was wrong he'd see her again, so he didn't stop her or divert her.

"Eh, we can always get it again if we need to. If not, I'm just going back to camping out in the garden anyway. This Overlord won't be held down to a four-person sleeper!"