As Colter grapples with the shocking truth surrounding his father's passing, Russell joins forces with his brother to help track down the missing wife and daughter of one of Reenie's clients. Their reunion finds them mixed up in a chain of events involving a sinister underground operation known as 'The Process'.

After discovering they've disrupted a sinister underground operation called "The Process", Colter and Russell must race to find the source behind these chained events and end it once and for all.

On Halloween night, when a nurse is cuddled and arsonist Heston Koontz disappears from a psychiatric facility, Colter follows a trail of unsettling clues to uncover the truth with assistance from local officer Dundee.

When a man disappears in a lawless Arizona desert town, Colter's investigation uncovers a hidden relationship that draws him into a dangerous power struggle - and leaves him facing the hard conditions of the wilderness.