All the answers as to who Byron Swift really was and why he chose to kill five people are revealed as Martin comes face to face with the true mastermind.

Martin’s investigation leads to a series of revelations that draw him deeper into the scrublands and the secrets of Riversend.

One year after a horrific mass shooting, an investigative journalist arrives in a remote country town to write an anniversary piece, but soon realises there is much more to the story than meets the eye.

In the wake of the mass poisoning at Hummingbird Beach Retreat with Mandy in a critical condition, Martin reflects on his past actions and reconciles with Uncle Vern. With Vern's encouragement Martin's instincts are restored and he follows a lead that ultimately proves Mandy’s innocence and uncovers the Jasper's killer.