When a young boy discovers the body of a woman beneath a thick sheet of ice in a South London park, Detective Erika Foster is called in to lead the murder investigation. The victim, a beautiful young socialite, appeared to have the perfect life. Yet when Erika begins to dig deeper, she starts to connect the dots between the murder and the killings of three prostitutes, all found strangled, hands bound, and dumped in water around London.

I Let You Go follows Jenna Gray as she moves to a ramshackle cottage on the remote Welsh coast, trying to escape the memory of the car accident that plays again and again in her mind and desperate to heal from the loss of her child and the rest of her painful past. At the same time, the novel tracks the pair of Bristol police investigators trying to get to the bottom of this hit-and-run.

Carl Mørck used to be one of Denmark’s best homicide detectives. Then a hail of bullets destroyed the lives of two fellow cops, and Carl - who didn’t draw his weapon - blames himself. So a promotion is the last thing he expects. But Department Q is a department of one, and Carl’s got only a stack of cold cases for company. His colleagues snicker, but Carl may have the last laugh, because one file keeps nagging at him: A liberal politician vanished five years earlier and is presumed dead. But she isn’t dead...yet.

When a woman's body is discovered in a cathedral and hours later a young man is found hanging from a tree outside his home, Detective Lottie Parker is called in to lead the investigation. Both bodies have the same distinctive tattoo clumsily inscribed on their legs. It's clear the pair are connected, but how? The trail leads Lottie to St Angela's, a former children's home, with a dark connection to her own family history. Suddenly the case just got personal.

It is a society that is, officially, a paradise. Superior to the decadent West, Stalin's Soviet Union is a haven for its citizens, providing for all of their needs: education, health care, security. In exchange, all that is required is their hard work, and their loyalty and faith to the Soviet State. But now a murderer is on the loose.

Time's up. You're Next. "All he had to do was name the woman he wanted. It was that easy. They would do all the hard work. "Detective Sergeant Mark 'Heck' Heckenburg is investigating the disappearance of 38 different women. Each one was happy and successful until they vanished without a trace. Desperate to find her missing sister, Lauren Wraxford seeks out Heck's help.

It was supposed to be the trip of a lifetime, a final adventure before settling down. But after a perfect start, an encounter with a young couple on a night train forces Daniel and Laura to cut their dream trip short and flee home. Back in London, Daniel and Laura vow never to talk about what happened that night.

Pools of blood, scenes of carnage, signs of agonising death - who deals with the aftermath of violence once the bodies have been taken away? Judith Kepler has seen it all. She is a crime-scene specialist. She turns crime scenes back into habitable spaces. She is a cleaner. It is at the home of a woman who has been brutally murdered that she is suddenly confronted with her own past. The murder victim knew Judith's secret: as a child Judith was sent to an orphanage under mysterious circumstances - parentage unknown.

When his longtime nemesis, the amphetamine-juiced killer known as "Upper" North, is spotted in England, Detective Chief Inspector Brock is on the trail. His manhunt centers on Silvermeadow, a huge and glittery new shopping mall on the outskirts of London, where North was seen. Lying in wait, he and Kathy Kolla take on a seemingly unrelated case as camouflage, that of a missing girl who had worked in the mall. But what to make of the rumor of other girls gone missing?

Sonny Lofthus is a strangely charismatic and complacent young man. Sonny’s been in prison for a dozen years, nearly half his life. The inmates who seek out his uncanny abilities to soothe leave his cell feeling absolved. They don’t know or care that Sonny has a serious heroin habit - or where or how he gets his uninterrupted supply of the drug. Or that he’s serving time for other peoples’ crimes. Sonny took the first steps toward addiction when his father took his own life rather than face exposure as a corrupt cop. Now Sonny is the seemingly malleable center of a whole infrastructure of corruption....

There's a serial killer targeting the streets of Newcastle, seemingly picking his victims at random but subjecting them all to the same torturous end. When the Chief Inspector on the case goes missing, it falls on DCI Ryan to track down the man who is brutally murdering women and goading the police to 'catch me if you can'. As everyone becomes a suspect, Ryan and his team get drawn further and further into the case, but for Ryan the nightmare gets closer to home than he could ever have imagined.

In a town full of liars, who can you trust? When Detective Finnegan Beck is demoted from his high-powered job in Dublin and relocated in disgrace to the small Irish town of Cross Beg, he predicts boredom will be his biggest threat. But then a beautiful local teenage girl is found strangled in the cold, dark woods a mile from town. The prime suspect is the seemingly gentle drifter who found Tanya’s body. Beck seems to be the only person who can’t escape the feeling that Tanya wasn’t killed at random.

On a remote Highland mountain, the body of Elaine Buxton is burning. All that will be left to identify the respected lawyer are her teeth and a fragment of clothing. In the concealed back room of a house in Edinburgh, the real Elaine Buxton screams into the darkness…. Detective Inspector Luc Callanach has barely set foot in his new office when Elaine’s missing persons case is escalated to a murder investigation. Having left behind a promising career at Interpol, he’s eager to prove himself to his new team.

Margot Lewis is a teacher at an exclusive high school in the English university town of Cambridge. In her spare time, she writes an advice column, "Dear Amy", for the local newspaper. When one of Margot's students, 15-year-old Katie, disappears, the school and the town fear the worst. And then Margot gets a "Dear Amy" letter unlike any of the ones she's received before. It's a desperate plea for rescue from a girl who says she is being held captive and in terrible danger - a girl called Bethan Avery, who was abducted from the local area 20 years ago and never found.

When Matt Ballard was starting out his career, three boys were murdered in the same area, the remote and bleak Gibbet Fen. When the main suspect was killed in a hit-and-run, the killings stopped. But Matt was not satisfied that the real murderer had been caught. Over 25 years later, Matt gets a photo in an unmarked envelope. It's of the Gibbet Fen crime scene. And the picture was taken before the murder took place. More photos arrive, relating to the historic murders, as well as intimate pictures of Matt's very secret private life.