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.

'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.

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.

Nina can never forgive Maggie for what she did. And she can never let her leave. They say every house has its secrets, and the house that Maggie and Nina have shared for so long is no different. Except that these secrets are not buried in the past. Every other night, Maggie and Nina have dinner together. When they are finished, Nina helps Maggie back to her room in the attic, and into the heavy chain that keeps her there.

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.

Fourteen years ago, prosecutor Jessica Yardley's husband went to prison for a series of brutal murders. She's finally created a life with her daughter and is a well-respected attorney. She's moving on. But when a new rash of homicides has her ex-husband, Eddie, written all over them - the nightmares of her past come back to life.

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.

Was the biggest case of his career the worst mistake he ever made? Ten years ago, DCI Jack Logan stopped the serial child-killer dubbed "Mister Whisper", earning himself a commendation, a drinking problem, and a broken marriage in the process...When another child disappears a hundred miles north in the Highlands, Jack is sent to lead the investigation and bring the boy home. But as similarities between the two cases grow, could it be that Jack caught the wrong man all those years ago?

Evie is in the grip of a gambling addiction. She's terrified she'll destroy the lives of her husband and two small daughters, especially with her rising debt. She grabs onto a lifeline - the offer of a program that promises to heal addictions and give her a fresh start. Evie and 27 others from around the world travel to a monastery on a tiny Greek island to begin the program. There are six days and six challenges on the path to healing. Ten thousand dollars per challenge. Sixty thousand on completion. Enough to pay off debts and start anew.

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.