DS Walker Books in Order

On leave to care for his dying grandmother, DS Lucas Walker investigates two missing German backpackers near his outback hometown. Joined by one woman’s detective sister, he confronts rising heat, remote terrain, and signs that organized crime may explain their disappearance.

Recovering on Australia’s Gold Coast, DS Lucas Walker becomes involved in a home invasion that left a mother dead and her daughter critically injured. As the surviving child awakens, he races to uncover the attackers before they silence their only witness.

Visiting a remote opal-mining town with his sister, DS Lucas Walker finds the roads cut off by floodwater after a double murder. When his cousin is arrested, Walker must expose the killer while recognizing the danger facing his own family.

Tracking a drug-ring leader to Berlin gives DS Lucas Walker another chance to bring his enemy to justice and reconnect with detective Barbara. Her own investigation into deaths near a lakeside community exposes a sadistic killer, placing both detectives under mounting pressure.

Back in Queensland, DS Lucas Walker investigates a young man’s suspicious death before a murdered cricket star draws national attention. Sidelined by homicide investigators, he follows possible connections between the cases while struggling with upheaval in his own family.