“After ten-fifteen, nobody gets through those sliding glass doors without me checking their badge first.”

Kevin slipped the yellow card into his wallet and stepped toward the outer glass panels.

“Have a safe drive,” Arthur said, stepping back behind the high oak counter.

Kevin walked through the first set of automatic sliding doors and felt the cool Minnesota night air hit his face as he reached the sidewalk.

Behind him, the heavy magnetic lock on the outer glass panels engaged with a sharp, echoing click that cut off the quiet inside.

Up on the third floor, the long hallway lights had been dimmed to a deep indigo night setting.