Crowley, of course, lets Blake lead him, as he always does. He's not afraid of fire, because he can control it, though he suspects this is going to be more fire than he can really control. Still, he's confident in his ability to get them both away from it safely, so why stop Blake from moving them towards it.

"Let's keep all of our clothes out of the reach of flames for now."

Hi steps are close to Blake's, nostrils flairing, and he's curious what they'll see as the smell gets stronger. There's an awful lot of strange equipment here. It could be anything.