The first drops start to fall when Quinn spies the body. With no reception and nothing but an empty road for miles, does she stop to help or keep driving to safety? Back at the iconic country pub where Quinn works, Andrea is sandbagging the place in preparation for heavy rains. Alone with her sleeping son in the back room, she reluctantly lets a biker in to wait out the storm. Out on the wet roads, tensions arise among four backpackers on their way to Darwin. They haven’t prepared for this kind of weather and the flooding isn’t the only threat on the horizon.

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.

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.

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.

Twelve years ago budding journalist Geneva Leighton received a phone call that stopped her life in its tracks. Her terrified sister, Amber, was locked in the boot of a moving car and begging Geneva for help. Amber was never heard from again. Since that night, Geneva's days have revolved around caring for her traumatised niece and nephew, despite the unpredictable behaviour of their father ... and keeping the search for her sister alive. But the knowledge it should have been her in the boot of that car haunts her waking hours.

'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.

When Emily's beautiful cousin Aspen goes missing somewhere in the Outback, no one seems to take it seriously, not even the police. After all, Aspen has a history of drug use and a string of broken relationships to her name. But Emily knows that her disappearance is totally out of character, so she books a flight to the Northern Territory to find her. Emily's search takes her south of Darwin to every road stop and tourist trap she can find, but the only person who turns up is the last person she expected to see, her ex-husband Ben. But there is a violent killer on the loose.

When a man is found gruesomely murdered in the local pub, all fingers point to the backpackers working behind the bar that night—two American girls who skipped town before the body was discovered. Despite all the evidence against them, rookie cop Tara Harrison knows there must be more to this case than a pair of sorority sisters who couldn't take a joke. She's determined to uncover the truth, and is soon on the trail of a devastating secret that could tear her hometown apart.

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.

Yuwonderie's seven founding families have lorded it over their district for a century, growing ever more rich and powerful. But now—in startling circumstances—one of their own is found dead in a ditch and homicide detectives Ivan Lucic and Nell Buchanan are sent to investigate. Could the murder be connected to the execution of the victim's friend thirty years ago—another member of The Seven—or even to the long-forgotten story of a servant girl on the brink of the Great War?

After the puzzling death of a shopkeeper in rural Australia, troubled detective Dana Russo has just 12 hours to interrogate the prime suspect - a silent, inscrutable man found at the scene of the crime, who simply vanished 15 years earlier. Where has he been? And just how dangerous is he?  Without conclusive evidence linking him to the killing, Dana must race against time to persuade him to speak.

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. 

1971—Hal is seventeen, with dreams of escaping from Moorabool to a life in the city. But right now he's on a good behaviour bond and stuck in a job he hates, paying off the car he ‘borrowed' and crashed. Hal's packing-room job makes him a target for workplace bullies and the friendship of the older, more worldly Christine is all that makes each day bearable. So when she doesn't turn up for work, he's on the alert. So is Sergeant Mick Goodenough.

When a man is found savagely 'crucified' amidst a murky swamp in northern Australia, Detective Dana Russo and her team are called to a shocking scene. The victim is a convicted rapist, just released from prison, who years earlier committed an atrocious crime yards from where he was killed. Who murdered him - and why? With several potential leads, the investigation quickly becomes more complex and sinister than anyone imagined. And Dana realises she'll have to confront her own troubled past to understand the true motives of the killer.

Astronomer Lucy Rutherford is celebrating the refurbishment of the 100-year-old telescope in the Yarra Valley town of Bowness, Victoria. Her husband, Justin, is running for parliament, on a platform of responsibility and progress. But Lucy isn't interested in being a politician's wife. She plans to leave him once he's won the election. Her biggest concern is how her eleven-year-old daughter, Gabby, will take the news. Or does Gabby already know?