Attack of the Cannibal Zombie Businessmen

You can imagine the scene…a small box with one way out.  A bright screen inundates your view ahead, while fluorescent lighting above casts a sickly glow across the landscape.  An all-too-familiar clickety-clack repeats incessantly.  Off in the distance, you can hear a ringing sound…repeated.  The sounds of remote machinery echo throughout the room.  And then you hear it…softly at first, but as the footsteps draw near, the volume increases until you clearly hear…