Thor was terrible at signing, though he practiced with the book he had in his bag as often as he could. But he knew what that shut down of expression meant. He sighs, his head dropping before letting go of Loki's knee to sign more insistently.

Safer. Parents?

He shrugs, looking around a little dramatically to indicate he didn't know where they were or if they were alive because he had no idea. He hadn't been able to get any messages out in time. He puts one hand over an eye, to indicate their father then waves it.

Never mind him, he was trying to say. He knew they had a tense relationship, after the whole... adoption thing. But..

Mother.