The Reason

Being a policeman, Officer Hunter has this vigilant nature and because of that, he thought it would be better to read the situation first. That person he was staring at from his car could be some sort of a danger and as he was alone he thought of waiting and then reacting. When he was ready he moved towards Terri in his car and she was looking pale and terrified. She was no danger but a person who was alone in the parking lot that night. But what happened to the janitor?