When a house explodes in a quiet Oxford suburb and a young girl disappears in the aftermath, Sarah Tucker becomes obsessed with finding her. Accustomed to dull chores in a childless household and hosting her husband’s wearisome business clients for dinner, Sarah suddenly finds herself questioning everything she thought she knew, as her investigation reveals that people long believed dead are still among the living, while the living are fast joining the dead.

When a young man breaks into South Oxford Nursery School with a gun and takes a group of hostages, teacher Louise Kennedy is fearful. But Jaime Segura isn’t there on a homicidal mission. Bad Sam Chapman - head of the intelligence service’s internal security force, the Dogs - tries to find out what Jaime is after. But the only person Jaime will talk to is Ben Whistler, an MI6 colleague of Jaime’s lover, Miro - who has gone missing with a quarter of a billion pounds....

When Zoë Boehm agrees to track down the gang who knocked over Sweeney’s jewellery shop, she certainly doesn’t expect to wind up in a coffin. But she’s about to become entangled with a strange collection of characters, starting with suicidal Tim Whitby, who’s dedicating what’s left of his life to protecting Katrina Blake from her late husband’s brothers, Arkle and Trent. Unfortunately for Zoë, Arkle has a crossbow, Tim has nothing left to lose and even Katrina has her secrets.

When Caroline Daniels takes a deadly fall in front of a train and her lover fails to turn up at the funeral, Zoë Boehm wants nothing to do with the case. But Caroline's boss is persistent, and as Zoë attempts to unlock the secrets of a woman she's never met while in search of a man who could be anywhere, she starts to wonder if he's found her first. And if he has, will that make her the next victim?

London, 1923. Newly minted research assistant Saffron Everleigh is the first woman to hold the position at University College of London. When she attends a dinner party for the school, she expects to engage in conversations about the university's large expedition to the Amazon. What she doesn’t expect is for Mrs. Henry, one of the professors’ wives, to drop to the floor, poisoned by an unknown toxin. Dr. Maxwell, Saffron’s mentor, is the main suspect, and evidence quickly mounts.

A Russian defector is found brutally murdered in a London hotel. Only four people knew he had turned - the four most important and powerful figures in Whitehall. There's only one conclusion - a mole has infiltrated the highest levels of the nation's security. Operating in secret from within Westminster's darkest corners, former spy Solomon Vine must uncover the traitor. Because Britain's future hangs in the balance. And with it the fate of the whole world.

When a body is hauled from the River Tyne, Sarah Tucker heads to Newcastle for a closer look. She identifies the dead woman as Private Detective Zoë Boehm, but putting a name to the corpse only raises further questions. Did Zoë kill herself, or did one of her old cases come back to haunt her? Coincidence is an excuse that soon appears pretty unconvincing. Sarah can’t leave until she’s found the answers to her questions, however dangerous they might turn out to be.

Five years ago, DCI John Lomond led the search for notorious Glasgow child-killer ‘The Sandman', until personal tragedy forced him off the case. In Lomond's absence, the killer was never found. Now, with nothing but work left in his life, Lomond remains obsessed with the case–despite the nightmares it brings. When a child is abducted in similar Sandman fashion from an affluent Glasgow suburb, Lomond is brought in to find them before it's too late.

Meet DCI Lesley Clarke. She’s a straight-talking city copper who doesn’t suffer fools gladly…and she’s been transferred to rural Dorset. After being injured in a bomb attack, Lesley is presented with a choice - early retirement, or a period of respite in a calmer location. But things don’t stay calm for long. Before she’s even started her new job, Lesley is dragged into investigating a murder at one of England’s most iconic landmarks, the imposing Corfe Castle.

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?