With Charlie at gunpoint, Benson and Ulick try to de-escalate the situation and drag some answers out of Eugene. Some insights into who and what "The Moonlight Man" truly is reveal that there is definitely something sinister happening around the mines. Professor Miles finds out that an elderly resident of the Silvermines was planning on taking a vital clue to their grave. What could the disappearance of a man 3 months ago, and his subsequent murder, have to do with mining operations that took place forty years ago?