They filed past Windt in a long nondescript line, faces as blank as they could contrive. He had been one of them, once, before becoming a Trusty, before getting his card and his uniform. They may have looked calm, but their heart rates always quickened while passing through the scanner. It was involuntary, like so much in life.
A little boy passed through, and his DNA was immediately flagged Anti-Soc, Non-Conform; that such a person got to be that old and still be walking around in public was amazing. Windt tagged him for Remove/Recycle and went back to his daydreams.