Likely something upset or frustrated, from that gesture of incipient headache. Well, she was entitled to it. Heavens knew he was awful to deal with at the best of times, and this had been far from that. It meant a great deal already that she hadn’t just gone and ‘let’ him settle himself back to a more usual level of terrible.

So, rather than speaking and making things worse, again, some more, Loki just nodded. Listening, not speaking.