Acacia Pines, USA. Sheriff Cohen's life is falling apart – his father accidentally burned down the retirement home, his wife has moved out, and his son is bullying other kids at school. When high-school student Lucas Connor is abducted, Cohen sees a chance to get his life back on track – to win back his wife and scoop the reward money offered for Lucas's safe return. But as the body count rises, it becomes clear that Cohen's going to have to make the kind of decision from which there's no coming back...a decision with deadly consequences.

Mataura is a small town in rural New Zealand where, apart from the odd tractor theft, nothing very interesting happens. But when the body of a young mother is found washed up on the banks of the Mataura River, the small rural community is rocked by her tragic suicide. All is not what it seems, however. Sam Shephard, sole-charge police constable in the town, soon discovers the death was no suicide and has to face the realisation that there is a killer in town. To complicate the situation, the murdered woman was the wife of Sam's former lover.

When seven-year-old Alyssa is kidnapped, Deputy Noah Harper decides he will do what it takes to find her - but that means crossing lines he can never come back from. Finding the girl safe isn't enough to stop Noah from losing his job, his wife, and from being kicked out of Acacia Pines. He's told if he ever returns, he'll be put in jail and left there to rot. Now, 12 years later, comes a phone call. Alyssa is missing again and her father wants him to honour the promise he made to her all those years earlier - that he would never let anything bad happen to her again.

Cameron and Lisa Murdoch are successful crime-writers. They have been on the promotional circuit, joking that no one knows how to get away with crime like they do. After all, they write about it for a living. So when their 7 year old son Zach goes missing, naturally the police and the public wonder if they have finally decided to prove what they have been saying all this time - are they trying to show how they can commit the perfect crime?

Mary Shields is a moody, acerbic probation officer dealing with some of Glasgow’s worst cases, and her job is on the line. Liam Macdowall was imprisoned for murdering his wife, and he’s published a series of letters to the dead woman, in a book that makes him an unlikely hero - and a poster boy for Men’s Rights activists. Liam is released on licence into Mary’s care, but things are far from simple. Mary develops a poisonous obsession with Liam and his world, and when her son and Liam’s daughter form a relationship, Mary will stop at nothing to impose her own brand of justice.

DS George Cross can be rude, difficult and awkward with people. But his unfailing logic and dogged pursuit of the truth means his conviction rate is the best on the force. So when his police colleagues dismiss the death of a man as a squabble among Bristol's homeless community, Detective Sergeant George Cross is not convinced.

Recuperating from an injury at a colleague's holiday home in Cornwall, Grant is soon pulled into a world of murder, corruption and vice.

Icelandic sisters Áróra and Ísafold live in different countries and aren‘t on speaking terms, but when their mother loses contact with Ísafold, Áróra reluctantly returns to Iceland to find her sister. But she soon realises that her sister isn’t avoiding her...she has disappeared. As she confronts Ísafold’s abusive, drug-dealing boyfriend Björn, and begins to probe her sister’s reclusive neighbours, Áróra is led into an ever-darker web of intrigue and manipulation.

England, 1925. When a strange young woman is found murdered on the grounds of Unsworth Castle, the duke and his family are astounded at first, but quickly become enraged when the police begin asking all sorts of impertinent questions. And when suspicions dare to fall on one of their own, it is up to Mr. Quayle, Lord Unsworth's exceedingly efficient secretary, to find the true culprit and save the House of Unsworth from scandal and ruin.

Summer, 1943. Daniel Berkåk works as a courier for the Press and Military Office in Stockholm. On his last cross-border mission to Norway, he carries a rucksack full of coded documents and newspapers, but before he has a chance to deliver anything he is shot and killed and the contents of his rucksack are missing. The Norwegian government, currently exiled in London, wants to know what happened, and the job goes to writer Jomar Kraby, whose first suspect is a Norwegian refugee living in Sweden, whose past that is as horrifying as the events still to come.

When the bodies of a young, homeless girl and a girl who disappeared 30 years ago are found on the same day, residents in the historic city of York are aghast. It seems unlikely the two cases are related, and yet some of the same players knew both victims. As Detective Chief Inspector John Shadow and his eager new partner, Sergeant Jimmy Chang, dive into their investigation, they uncover a complicated web of pop stars, pub owners, shopkeepers, and old school friends who each have something to hide.

In The Man by the Sea, John "Slim" Hardy, heavy drinker and disgraced soldier turned bumbling private detective, is hired to investigate Ted Douglas, an investment banker who slips out of work every Friday to visit a desolate cove on the Lancashire coast. In The Clockmaker's Secret, John “Slim” Hardy comes upon something buried in the peat on Bodmin Moor - an unfinished, ticking clock that holds the key to a decades-old mystery and missing-persons case. In The Games Keeper, he is hired to uncover the identity of a blackmailer, a person already killed.

DS Whitney Walker wants a promotion, but it’s hard when she’s trying to balance motherhood with a career. When a newborn baby is kidnapped from the local hospital, she draws on her skills as a mother to help. Despite being ordered not to, and when the leads are going nowhere, Walker enlists the help of a local journalist who’s convinced it’s the work of an international baby smuggling ring. Walker’s plan backfires and she fears they’re running out of time.

As I sit in her dimly lit bedroom, surrounded by flickering candles, I feel the crushing weight of my daughter’s absence. It's been two years since Layla was murdered. The police have searched tirelessly for her killer, but they've found nothing–it's like whoever did it vanished into thin air. My once-perfect marriage is falling apart, we can hardly look at each other anymore. Our ten-year-old son Gale is struggling. He’s changed since she died. He’s more secretive and also… I can’t quite put my finger on it. They were so close, is this Gale coming to terms with her death?

Bergen Private Investigator Varg Veum is perplexed when two wildly different cases cross his desk at the same time. A lawyer, anxious to protect her privacy, asks Varg to find her sister, who has disappeared with her husband, seemingly without trace, while a ship carrying unknown cargo is heading towards the Norwegian coast, and the authorities need answers. Varg immerses himself in the investigations, and it becomes clear that the two cases are linked, and have unsettling - and increasingly uncanny - similarities to events that took place 36 years earlier.