Greenwich, south-east London. The Met's crack murder squad, AMIP, is called out by nervous CID detectives to a grim discovery. Five bodies, all young women, all ritualistically murdered and dumped on wasteland near the Dome. As each post-mortem reveals a singular, horrific signature linking the victims, officers realize that they are on the trail of that most dangerous offender: a sexual serial killer. Detective Inspector Jack Caffery - young, driven, unshockable - finds himself facing both hostility within the force and echoes of his past in this, his first case with AMIP. Haunted by the memory of a death long ago, he employs every weapon forensic science can offer for he knows it is only a matter of time before this chaotic, sadistic killer strikes again.

Midsummer, and in an unassuming house on a quiet residential street on the edge of Brockwell Park in south London, a husband and wife are discovered, imprisoned in their own home. Badly dehydrated, they've been bound and beaten, and the husband is close to death. But worse is to their young son is missing. When DI Jack Caffery of the Met's AMIT squad is called in to investigate, the similarities to events in his own past make it impossible for him to view this new crime with the necessary detachment. And as Jack digs deeper, as he attempts to hold his own life together in the face of ever more disturbing revelations about both the past and the present, the real nightmare begins...Horrifying, unforgettable, intense, The Treatment is a novel that touches the raw nerve of our darkest imaginings.

Mo Hayder's previous novels The Devil of Nanking and The Treatment have ranked her among the most exciting and provocative thriller writers now working. In her latest, Ritual, Hayder gives us a taut, chilling tale of clandestine occult practices, New Age medicine, and the drug underground, set in a hypermodern urban landscape challenged by colliding immigrant cultures. Just after lunch on a Tuesday in April, nine feet under water, police diver Flea Marley closes her gloved fingers around a human hand. The fact that there's no body attached is disturbing enough. Even more disturbing is the discovery, a day later, of the matching hand. Both have been recently amputated, and the indications are that the victim was still alive when they were removed. DI Jack Caffery has been newly seconded to the Major Crime Investigation Unit in Bristol. He and Flea soon establish that the hand belong to a young man who has recently disappeared. Their search for him—and for his abductor—lead them into the darkest recesses of Bristol's underworld, where drug addiction is rife, where street-kids sell themselves for a hit, and where one of Africa's most disturbing rituals may be making an unexpected appearance.

When the decomposed body of a young woman is found,it appears that she’s committed suicide—and that’s howthe police want to leave it. But DI Jack Caffery isn’t he’son the trail of a predator, and for the first time in a long timehe feels scared. Police diver Flea Marley is beginning to wonderwhether her relationship with Caffery could go beyond theprofessional—until a discovery that changes everything. Thistime not even Caffery can help her.

November in the West Country. Evening is closing in as murder detective Jack Caffery arrives to interview the victim of a car-jacking. He's dealt with routine car-thefts before, but this one is different. This car was taken by force. And on the back seat was a passenger. An eleven-year-old girl. Who is still missing. Before long the jacker starts to communicate with the police: 'It's started,' he tells them. 'And it ain't going to stop just sudden, is it?' And Caffery knows that he's going to do it again. Soon the jacker will choose another car with another child on the back seat. Caffery's a good and instinctive cop; the best in the business, some say. But this time he knows something's badly wrong. Because the jacker seems to be ahead of the police - every step of the way...

Mo Hayder has for years been a master of chilling, seamlessly-plotted thrillers that keep the reader glued to the page long after lights out, and fresh off of winning the Edgar Award for Best Novel for Gone, Hayder is at the top of her game. Her latest novel, Poppet, is Hayder at her most terrifying: a gripping novel about the search for a dangerous mental patient on the loose. Everything goes according to procedure when a patient, Isaac, is released into the community from a high security mental health ward. But when the staff realize that he was connected to a series of unexplained episodes of self-harm amongst the ward’s patients, and furthermore that he was released in error, they call on Detective Jack Caffery to investigate, and to track Isaac down before he can kill again. Will the terrifying little effigies Isaac made explain the incidents around the ward, or provide the clue Caffery needs to predict what he's got planned? Mo Hayder is renowned for conjuring nightmares that sink under the skin, and in Poppet she has delivered a taut, unbearably suspenseful novel that will not let readers go.

When a vagrant—the Walking Man—finds a dog wandering alone with the words "HELP US” written on its collar, he’s sure it’s a desperate plea from someone in trouble and calls on Detective Inspector Jack Caffery to investigate. Caffery is reluctant to get involved—until the Walking Man promises new information regarding the childhood abduction of Caffery’s brother in exchange for the detective’s help tracking down the dog’s owners. Caffery has no idea who or what he is searching for, but one thing he is sure of: it's a race against time. Meanwhile, the Anchor-Ferrers, a wealthy local family, are fighting for their lives in their remote home ten miles away. Two men have tricked their way into the house and are holding the family for ransom. Yet as the captors’ demands become increasingly bizarre and humiliating, it becomes clear that this is more than a random crime—it’s a personal vendetta.