When single mother Maríanna disappears from her home, leaving an apologetic note on the kitchen table, everyone assumes that she's taken her own life...until her body is found in the Grábrók lava fields seven months later, clearly the victim of murder. Her neglected 15-year-old daughter, Hekla, has been placed in foster care, but is her perfect new life hiding something sinister?

On a cold day in Reykjavik, a baby goes missing from her pram. When the child's blanket washes up on the beach, and the mother is found dead, everyone's worst fears seem to have been realised. Eleven years later, and detective Huldar and child psychologist Freyja are now working in the same police building, on the same team. Freyja believes that personal and professional relationships must remain separate, however hard that may be.

It was meant to be a quiet family fishing trip, a chance for mother and daughter to talk. But it changes the course of their lives forever. They catch nothing except a broken doll that gets tangled in the net. After years in the ocean, the doll a terrifying sight and the mother's first instinct is to throw it back, but she relents when her daughter pleads to keep it. This simple act of kindness proves fatal. That evening, the mother posts a picture of the doll on social media. By the morning, she is dead and the doll has disappeared.

On a jagged, bleak lava field just outside Reykjavik stands the Gallows Rock. Once a place of execution, it is now a tourist attraction. Until this morning, when a man was found hanging from it. The nail embedded in his chest proves it wasn't suicide. But when the police go to his flat, a further puzzle awaits: a four-year-old boy has been left there. He doesn't seem to have any link with the victim, his parents cannot be found and his drawings show he witnessed something terrible.

The only witness to a shocking murder is the victim's 10-year-old daughter, Margret. The police turn to the Children's House for their expertise in childhood trauma. The manager, Freyja, doesn't much like the police - especially the detective in charge, Huldar. But she does want to help them protect Margret. And when more people die - their murders heralded by strange messages, texts, and strings of numbers - they will have to work together to crack the riddle before they become targets themselves.

The incomparable Booker Prize winner’s next great crime novel - the story of a family whose secrets resurface when a parish priest is found murdered in their ancestral home. Detective Inspector St. John Strafford has been summoned to County Wexford to investigate a murder. A parish priest has been found dead in Ballyglass House, the family seat of the aristocratic, secretive Osborne family.

Easter weekend is approaching, and snow is gently falling in Siglufjörður, the northernmost town in Iceland. Ari Thór Arason is now a police inspector, but he’s separated from his girlfriend, who lives in Sweden with their three-year-old son. A family reunion is planned for the holiday, but a violent blizzard is threatening and there is an unsettling chill in the air. Three days before Easter, a 19-year-old local girl falls to her death from the balcony of a house on the main street. A perplexing entry in her diary suggests that this may not be an accident. 

The first the police know of the crime is when clips are sent from the victim's Snapchat account, showing her begging for forgiveness. The CCTV at the cinema where she was working show her being dragged into the night by a masked killer. When the body is found, it is marked with a number 2...Detective Huldar joins the murder investigation, bringing child psychologist Freyja on board to help question the murdered teenager's friends. Soon, they uncover that Stella was far from the angel people claim: a relentless bully, she made life miserable for those around her.

Being on the murder squad is nothing like Detective Antoinette Conway dreamed it would be. Her partner, Stephen Moran, is the only person who seems glad she's there. The rest of her working life is a stream of thankless cases, vicious pranks, and harassment. Antoinette is savagely tough, but she's getting close to the breaking point. Their new case looks like yet another by-the-numbers lovers' quarrel gone bad. Aislinn Murray is blond, pretty, groomed to a shine, and dead in her catalogue-perfect living room, next to a table set for a romantic dinner.

A tragic past. Thirty years ago, the body of a teenage boy was found in Gullspång's lake, and his best friend vanished from her home. Paul Bergman's death was ruled a suicide; Francesca was never found. An unsolved case. Drawn back to Gullspång, Detective Inspector Charlie Lager is haunted by the strange house she knew as a child, and by the missing girl who once lived there. Convinced that the original investigation was flawed, Charlie is determined to uncover what really happened all those decades ago.