A Thing

The man's eyes widen upon your referencing of his bean restaurant. What else could you know about him? He lifts his hands over his head and drops the gun, nudging it slightly away with one of his hands.

Upon this concession of defeat you let the old man to his feet, and watch as with a surprising amount of speed he runs away.

With the altercation solved, you turn back to the alleyway. There are two dimly lit doors on either side of you, what do you do?