In the middle of the night in a remote part of Western Australia's goldfields, the thud of a mallet on a marker peg sets off a chain reaction that unearths secrets long buried.
Detective Jessy Parkin – sent to policing purgatory in the aftermath of a tainted investigation – is tasked with finding Max Cochrane, a veteran prospector who has vanished into thin air.
What begins with a concerned daughter's plea for help soon burgeons into a mystery as shapeshifting as a desert mirage. Fortunes are being built on the back of Kalgoorlie's coveted gold, but the truth might be the rarest find of all.