He knows all too well what happened the last time she really hated something, but he doesn't care to think about that right now. He's only just found her again. The thought of her leaving doesn't bear thinking about.

Instead, he tries to focus on getting her to calm down enough to try again. There's got to be something that'll spark that hint of bravery he's seen in her from time to time. The Doctor would be able to do it easily, were he around. But can Jamie?

"Shh, it's all right." he says, stroking his thumb along her jaw. "Listen to me. We don't even know if there's anything like that in the other boxes. There might not be. And the others are counting on us to get the key. I know it hurts, but you've faced down Cybermen, Victoria. Ye shot that Cybermat, remember? I believe ye can do this too. And when we get out of here, I promise ye I'll find someone who can help with what's happened."

He pulls away, but it's only so he can pull the shirt off his head. Shaking the last bits of the coals away from it, he offers it to her. "Here, ye can take this. Make a cape or a hood from it, and that should help protect ye some."