"Wanna try the closet? Rescue's not likely to be looking in those for any stragglers, at least."

This high up, the staff should all be accounted for by the time any fire squads get this high, and they wouldn't have much reason to be looking for guests in them.

If they're really lucky, James won't bother himself trying to sneak around the rescue squads, but Clint's not traditionally that lucky.