DS Lucas Walker is on leave in his hometown, Caloodie, looking after his dying grandmother. When two young German backpackers vanish from the area on their way to a ranch, he finds himself unofficially on the case. But why all the interest from the Federal Police, when they have probably just ditched the heat and dust of the outback for the coast? As the number of days the couple are missing climbs, DS Walker is joined by the girl's sister. A detective herself from Berlin, she is desperate to find her before it's too late.

Nash Rankin is a disgraced cop trying to escape his past—his career was destroyed when he chose to take justice into his own hands. Now he's living a quiet life in a small town caring for the local wildlife and trying to stay away from trouble. Jesse Redpath has a new job in a new town, Satellite—the stormy weather that greets her first few days on the new beat seems like a sign for what's to come. A local has died in what seems like an accident, but Jessie isn't so sure that ‘accident' wasn't planned. All evidence seems to point to Nash, but Jesse's not sure about that either.

Arriving in Mole Creek in the aftermath of Pete's death, Xander discovers that his grandfather's laptop is missing. He begins to suspect that something is wrong, refusing to accept the facts as presented. With the local police not interested in investigating an apparently open-and-shut suicide, Xander sets about uncovering the truth of what happened to his grandfather.

1987: It's late summer and a time of change when a 17-year-old girl leaves the local shopping center in the sleepy town of Lowbridge and is never seen again. Her unsolved disappearance is never far from the town's memory. There's those who grew up in the shadow of her loss whose own lives were altered forever, and those who know more than they're saying. It just takes an outsider to ask the right questions.

Detective Sergeant Mark Ariti has taken a few days' holiday in Broken Bay at precisely the wrong time. The small fishing town on South Australia's Limestone Coast is now the scene of a terrible tragedy. Renowned cave-diver Mya Rennik has drowned while exploring a sinkhole on the land of wealthy farmer Frank Doyle. As the press descends, Mark's boss orders him to stay put and assist the police operation. But when they retrieve Mya's body, a whole new mystery is opened up, around the disappearance of a young local woman twenty years before.

With DS Manolis on leave in Greece, Senior Constable Sparrow receives a phone call from a man who wants to turn himself in. Bob is sixty years old, confined to a Perth nursing home. But thirty years ago, he killed a man in the remote northern Kimberley mining region. He offers to show Sparrow where the body is, but there's a catch: Sparrow must travel north with him under the guise of being his carer.

During a broiling heatwave, the inner circle of a high-profile charity attend a critical meeting at White Ash Ridge, a small hotel nestled in the Australian wilderness. As the temperature rises, a body is found lying in the thick bush, bludgeoned to death. One of the four remaining guests is a murderer - but who, and why, is a mystery. Detective Dana Russo knows the national spotlight will be sharply focused on the case. The charity was formed when the founders' teenage son was killed after intervening in a vicious assault - sparking public outrage and a damning verdict on the investigation.

The calling card of the killer known as ‘The Jeweller' is as elegant as it is gruesome: a pair of ring fingers, separated from their owners, encircled by a band of wire, and delivered directly to Senior Detective Joe Capello. When the Jeweller taunts Joe and his team into meeting him in the diseased grounds of Barren Park, the consequences of that evening will have permanent repercussions for everyone involved. And for Joe, it gets personal.

Trainee private investigator Lee Southern finds himself drawn into a web of danger and deceit as he investigates a series of bribery attempts targeting a wealthy entrepreneur. Under the expert tutelage of retiring PI Frank Swann, Lee uses all of his developing skills, instincts and cunning to get to the heart of a sordid mystery. As Lee delves deeper into the case and questions the intentions of those he's working for, he finds himself the target of increasingly ominous threats and several attempts on his life.

Detective Rebecca Giles has just finished interviewing aging petty crim Sticky Pete over a spate of break-and-enters when a disturbing new report comes in. Twelve-year-old Kayleen Ellis has vanished from her home in Muswellbrook in the Upper Hunter Valley. Hours later, Giles is a local hero, having apparently solved Kayleen's case and the spate of jewellery thefts. Yet the hangover from her celebrations has barely kicked in when the body of young jillaroo Ava Emmerson is discovered in gruesome circumstances on a nearby farm.

Battered war correspondent John Bailey is a man living on the edge. He’s haunted by nightmares of being kidnapped and tortured in Iraq, and he’s drinking too much to drown the memories. As he battles to get his life back together, a story breaks that will force him back into the spotlight—and into the crosshairs of a deadly international player.

'Did you have to kill them all?' It's the question Gabe Ahern has been running from since he bust open a major criminal operation - and left a dozen men dead. He knows that one day the 'bad guys' will come for revenge. A skilled dog-trapper, Gabe has one rule: leave no sign, leave no trace. And for the last year he's been successfully hiding out on a friend's remote cattle property in the Pilbara.

Frances, a public servant, struggles to come to terms with the disappearance of her colleague. While piecing together spreadsheets and reports, she begins to discover clues that could help her solve the mystery of Eric's vanishing. As Frances uncovers a trail of corruption that leads to the highest levels of government, she must use her wits and resourcefulness to stay one step ahead of those who want to keep the truth hidden.

Emma and Ariella, neighbours in one of Sydney’s most exclusive suburbs, appear to have it all—perfect homes, perfect husbands, perfect lives. But they both know dark secrets lurk beneath the surface and shallow waters can’t hide Ariella’s. Now she has been found murdered. Her daughter filmed the killing. Not knowing what she’s filmed, Emma’s daughter Kiki innocently uploads footage of Ariella’s brutal death. Emma fears the worst—the killer will know what she and Kiki have seen. Their safe suburban lives no longer exist.

In the darkest hour, a blood-soaked teenager flees the rural Gerandaroo football oval. Eight months later, Bess, a young teacher, returns home to Gerandaroo. A childhood game of dare with her former best friend forces Bess to form a women's footy team to play against Denby, a rival town. Bess reluctantly recruits players, but the team has to contend with hostile locals - including Bess's own father. Will this help the small community to come back together - or will it be the final thing that blows everything apart?