Jack's nose twitches at the seared-hair scent, and he glances aside, then does a little double-take at the man creating his own light source. "Ah-- no, not really. Are you all right...?" Look, he has to ask, just in case, even if Stein looks well enough. Aside from being on fire.

Then again, he also looks well enough, aside from having six tails and fox ears.