The story opens with the apparently accidental drowning of a sixth form student in the Norfolk countryside. As a matter of routine, or so it seems, the case passes across the desk of Detective Sergeant Smith, recently returned to work after an internal investigation into another case that has led to tensions between officers at Kings Lake police headquarters. As an ex-DCI, Smith could have retired by now, and it is clear that some of his superiors wish that he would do so.

Catherine has been enjoying the single life for long enough to know a good catch when she sees one. Gorgeous, charismatic, spontaneous – Lee seems almost too perfect to be true. And her friends clearly agree, as each in turn falls under his spell. But there is a darker side to Lee. His erratic, controlling and sometimes frightening behaviour means that Catherine is increasingly isolated. Driven into the darkest corner of her world, and trusting no one, she plans a meticulous escape.

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.

When a landslip on Pembrokeshire’s stunning coastal path reveals the harrowing remains of two bodies, ex-DCI Evan Warlow’s quiet retirement is shattered.

On New Year's Eve, Rhys Lloyd has a house full of guests. His vacation homes on Mirror Lake are a success, and he's generously invited the village to drink champagne with their wealthy new neighbors. But by midnight, Rhys will be floating dead in the freezing waters of the lake. On New Year's Day, Ffion Morgan has a village full of suspects. The tiny community is her home, so the suspects are her neighbors, friends and family—and Ffion has her own secrets to protect. With a lie uncovered at every turn, soon the question isn't who wanted Rhys dead . . . but who finally killed him.

Crimebusting duo DI Jackman and DS Evans are back, solving another crime that will make your skin crawl. Twenty years ago: a farmer and his wife are cut to pieces by a ruthless serial killer. Now: a woman is viciously stabbed to death in the upmarket kitchen of her beautiful house on the edge of the marshes. Then a man called Daniel Kinder walks into Saltern police station and confesses to the murder. But DI Rowan Jackman and DS Marie Evans of the Fenland Constabulary soon discover that there is a lot more to Daniel than meets the eye.

Met cop DI Rob Marshall is hot on the trail of the serial killer known as the Chameleon, who has abducted, tortured and killed a series of young women in Northwest London. As they close in, the Chameleon—who switches identity to get close to his victims—shoots Marshall’s partner and escapes.

A week's holiday in a luxurious hotel is just what Scotland Yard's Superintendent Duncan Kincaid needs. But his vacation ends dramatically with the discovery of a dead body in the whirlpool bath. Despite a suspicious lack of cooperation from the local constabulary, Kincaid's keen sense of duty won't allow him to ignore the heinous crime, impelling him to send for his enthusiastic young assistant, Sergeant Gemma James. But the stakes are raised significantly when a second murder occurs....

When Victoria Davies was pushed off her stately home's roof in 2001, all evidence pointed to her husband Michael. But now, 20 years later a letter has appeared, written by Victoria before her death; a letter that was never received, and a letter that brings new suspects into the fray; Labor MPs Shaun Donnal, Andrew MacIntyre, and Charles Baker.

It is midnight on the morning of Halloween, and Jen anxiously waits up for her 18-year-old son, Todd, to return home. But worries about his broken curfew transform into something much more dangerous when Todd finally emerges from the darkness. As Jen watches through the window, she sees her funny, seemingly happy teenage son stab a total stranger.

In 1998, the American Jorgenson family had been on a year-long road trip in Australia. One humid, storming night, the mother - Elsa Jorgenson - vanished in an isolated stretch of Australian everglades. Elsa was never seen again. That night, twelve-year-old Lily Jorgenson was left alone and terrified in the family camper—even her teenage sister Iris is missing. When Iris comes racing back through the rain, she refuses to tell where she’s been. Lily is certain her sister is hiding a dark secret.

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.

Newly married Natasha has the perfect house, a loving husband, and a beautiful little girl called Emily. She’d have it all if it wasn’t for Jen, her husband’s ex-wife who just won’t leave them alone. Then Natasha returns home one day to find her husband and Emily gone without trace. Desperate to get her daughter back, Natasha will do anything even if it means accepting an offer of help from Jen.

Dear Elizabeth, I've been watching you. I hope to see you...soon. Liz Cafferky is on the up. Rescued from her dark past by the owner of a drop-in centre for older men, Liz soon finds herself as the charity's face - and the unwilling darling of the Dublin media. Amidst her claustrophobic fame, Liz barely notices a letter from a new fan. But then one of the centre's clients is brutally murdered, and Elizabeth receives another, more sinister note. Running from her own ghosts, Liz is too scared to go to the police.

Every morning and evening, Zoe Walker takes the same route to the train station, waits at a certain place on the platform, finds her favorite spot in the car, never suspecting that someone is watching her. It all starts with a classified ad. During her commute home one night, while glancing through her local paper, Zoe sees her own face staring back at her - a grainy photo along with a phone number and a listing for a website called FindTheOne.com.