His slight relaxation is a victory, but a minute one. It's not that she assumed her reassurances would make everything suddenly easy and okay, but she can never help worrying; he's far too important to her.

"Do you want to tell me what's on your mind?" she asks, not yet letting go, "or should I shut up and we'll get some sleep?" Either answer really is fine, she just has a feeling if she didn't at least try she'd regret it later.