On a freezing winter morning, fishermen pull a body from the sea. It is quickly discovered that the dead man was the prime suspect in a decade-old investigation, when a prominent civil servant disappeared without trace. DCI Karen Pirie was the last detective to review the file and is drawn into a sinister world of betrayal and dark secrets. But Karen is already grappling with another case, one with even more questions and fewer answers. A skeleton has been discovered in an abandoned camper van and all clues point to a killer who never faced justice - a killer who is still out there.

As a favour, Kate agrees to track down a missing songwriter, Moria Pollock. It was supposed to be a nice simple case, but the search soon leads Kate into the dark underworld of Leeds, Manchester and Bradford – and finally to a shocking confrontation with a killer.

Up until now, the only serial killers Tony Hill had encountered were safely behind bars. This one’s different – this one’s on the loose. Four men have been found mutilated and tortured. As fear grips the city, the police turn to clinical psychologist Tony Hill for a profile of the killer. But soon Tony becomes the unsuspecting target in a battle of wits and wills where he has to use every ounce of his professional nerve to survive.

1979. It is the winter of discontent, and reporter Allie Burns is chasing her first big scoop. There are few women in the newsroom, and she needs something explosive for the boys' club to take her seriously. Soon Allie and fellow journalist Danny Sullivan are exposing the criminal underbelly of respectable Scotland. They risk making powerful enemies - and Allie won't stop there.

When Charlie Flint is sent a mysterious package of cuttings about a brutal murder, it instantly grabs her attention. The murder occurred in the grounds of her old Oxford college - a groom battered to death just hours after his wedding. As his bride and wedding guests sipped champagne, his alleged killers were slipping his bloodstained body into the river. Charlie doesn't know who sent the package, or why, yet she can't get the crime out of her head.

In the Peak District village of Scarsdale, 13-year-old girls didn’t just run away. So when Alison Carter vanished in the winter of '63, everyone knew it was a murder. Catherine Heathcote remembers the case well - a child herself when Alison vanished. Now a journalist, she persuades DI George Bennett to speak of the hunt for Alison. But when a fresh lead emerges, Bennett tries to stop the story - plunging Catherine into a world of buried secrets and revelations.

Five-year-old Jimmy Higgins is brazenly snatched from the middle of a busy airport; but this is no ordinary kidnapping. Jimmy’s mother is Scarlett, a reality TV star who, dying of cancer, entrusted the boy to her friend Stephanie Harker. Now Stephanie, reaching into the past to discover the motive behind the abduction, soon encounters a shocking tale of murder and conspiracy, and is faced by the most difficult choice of her life.

When torrential summer rains uncover a bizarrely tattooed body on a Lake District hillside, old wives' tales also come swirling to the surface. For centuries Lakelanders have whispered that Fletcher Christian staged the massacre on Pitcairn so that he could return home. And there he told his story to an old friend and schoolmate, William Wordsworth, who turned it into a long narrative poem.

Five years ago his daughter, Rebecca, went missing on the eve of her 13th birthday. A year later the first card arrived: homemade, with a Polaroid picture stuck to the front – Rebecca, strapped to a chair, gagged and terrified. Every year another card: each one worse than the last. The tabloids call him The Birthday Boy. He’s been snatching girls for 12 years, always in the run-up to their 13th birthday, sending the families his homemade cards showing their daughters being slowly tortured to death.

One psychopath. One killer. The Stabber. Six victims, all wife beaters. Each stabbed to death through their left eye. Six victims, all wife beaters. Each stabbed to death through their left eye. The cobbled lanes and backstreets of St Andrews provide the setting for these brutal killings.

Tristram Abberley was an acclaimed English poet of the 1930s whose legendary reputation was sealed when he died fighting for the Republicans in the Spanish Civil War. Nearly 50 years later, his sister Beatrix is brutally murdered in her seaside cottage. Her family are stunned by the crime - especially Beatrix's niece, Charlotte Ladram. But Charlotte has little time to mourn her aunt as 50 years of secrets begin to unravel.

There has never been a murder on Alderney. It's a tiny island, just three miles long and a mile and a half wide. The perfect location for a brand new literary festival. Private investigator Daniel Hawthorne has been invited to talk about his new book. The writer, Anthony Horowitz, travels with him. Very soon they discover that not all is as it should be. Alderney is in turmoil over a planned power line that will cut through it, desecrating a war cemetery and turning neighbour against neighbour.

In North Devon, where the rivers Taw and Torridge converge and run into the sea, Detective Matthew Venn stands outside the church as his father's funeral takes place. The day Matthew turned his back on the strict evangelical community in which he grew up, he lost his family, too. Now he's back, not just to mourn his father at a distance, but to take charge of his first major case in the Two Rivers region; a complex place not quite as idyllic as tourists suppose.

Fran finds her standing by the swings. A little girl, Esther, no older than seven years old, by herself in the dead of night, her pretty but old-fashioned yellow dress covered in grass stains and her hair dishevelled. She says she's waiting for Father, and that strikes Fran as particularly odd. After Esther is reunited with her family, Fran can't stop thinking about this pious child whose imaginary friend is God. Fran's instincts tell her something is very wrong. Why does Esther keep running away from home, and how did she get that bruise on her leg? 

On a remote island, everyone is a suspect.... When private investigator Hanlon is hired to protect famous yoga instructor Camille Anderson on her Scottish island retreat, she thinks this may be her simplest job yet. But when an attack on Camille's life goes wrong, it soon becomes clear that there is a murderer on the island - and Hanlon will stop at nothing to track them down. With only a small group of guests the suspects are clear, but as the body count rises Hanlon must step up to find out who the killer is before it’s too late....