In March 2020 secret lovers Russell Hill and Carol Clay disappeared in Victoria's remote Wonnangatta Valley. Greg Haddrick tells the gripping inside story of the twists and turns of the police investigation and the trial of pilot Greg Lynn.

In March 2020 a couple disappears from the remote Wonnangatta Valley, leaving a burnt-out campsite. Russell Hill and Carol Clay are secret lovers, and at first it seems they might simply have started a new life somewhere. But the police become increasing convinced that they have been the victims of foul play, even though their bodies have not been found.

So begins a painstaking police investigation, tracing the driver of every car in the area at the time, checking their stories and alibis. Ultimately, after more than a year's work, there seems to be only one driver who cannot be eliminated: Greg Lynn, a Jetstar captain.

Is it possible that this highly successful professional pilot is a killer? Could he be responsible for a number of mysterious disappearances in the Wonnangatta Valley? Where are the bodies and how can the police successfully charge him, given that there are no witnesses, no bodies and no clues as to how they were murdered?

This is the gripping inside story of the pursuit and trial of Greg Lynn.