The body of a young Russian woman washes up on an Icelandic shore. After a cursory investigation, the death is declared a suicide and the case is quietly closed. Over a year later Detective Inspector Hulda Hermannsdóttir of the Reykjavík police is forced into early retirement at 64. She dreads the loneliness, and the memories of her dark past that threaten to come back to haunt her. But before she leaves she is given two weeks to solve a single cold case of her choice.

Iceland, 1956. Fourteen-year-old Lára decides to spend the summer working for a couple on the small island of Videy, just off the coast of Reykjavík. In early August, the girl disappears without a trace. Time passes, and the mystery becomes Iceland‘s most infamous unsolved case. What happened to the young girl? Is she still alive? Did she leave the island, or did something happen to her there? Thirty years later, as the city of Reykjavík celebrates its 200th anniversary, journalist Valur Robertsson begins his own investigation into Lára's case.

The small, rundown village of Great Diddling is full of stories—author Berit Gardner can feel it. The way the villagers avoid outsiders, the furtive stares and whispers in the presence of newcomers… Berit can sense the edge of a story waiting to be unraveled, and she's just the person to do it. In fact, with a book deadline looming over her and no manuscript (not even the idea for a manuscript, truth be told), Berit doesn't just want this story. She needs it. Then, while attending a village tea party, Berit becomes part of the action herself.

Tattooed, pierced, and a bit of a mess, Maggie Moore is a surprising genius when it comes to words, a savant able to solve any linguistic puzzle. The top student in her forensic linguistics class, she’s tapped by local police to use her skills to decipher harrowing notes left by a stalker-turned-rapist—and succeeds brilliantly. But when the daughter of a local mayor is abducted, Maggie isn’t sure she’s the right person to help the police solve the crime. Given what happened to her best childhood friend, Maggie just might be too close to this one.

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.

Una wants nothing more than to teach, but she has been unable to secure steady employment in Reykjavík. Her savings are depleted, her love life is nonexistent, and she cannot face another winter staring at the four walls of her shabby apartment. Celebrating Christmas and ringing in 1986 in the remote fishing hamlet of Skálar seems like a small price to pay for a chance to earn some teaching credentials and get her life back on track.

When a boy leaps to his death from a bridge in the northern town of Umeå, Sweden, police discover drugs scattered in the snow near his body. The town has seen a dramatic increase in narcotic use among its youth, but nobody knows where the pills are coming from.

When a deadly snowstorm strikes the Icelandic highlands, four friends seek shelter in a small, abandoned hunting lodge. It is in the middle of nowhere and there's no way of communicating with the outside world. They are isolated, but they are not alone. As the night darkens, and fears intensify, an old tragedy gradually surfaces—one that forever changed the course of their friendship. Those dark memories could hold the key to the mystery the friends now find themselves in. And whether they will survive until morning . . .

A frozen body is discovered in the icy depths of Langjökull glacier, apparently that of a businessman who disappeared 30 years before. At the time, an extensive search and police investigation yielded no results - one of the missing man’s business associates was briefly held in custody, but there wasn’t enough evidence to charge him.

It’s 2011 and Deecie Jeffries’s missing person’s case in Austin, Texas, is still cold. New mom Bee, struggling with postpartum depression, is living in Portland, Maine, having left Austin–and those memories–far behind. Until Leo, her childhood crush and her estranged twin Gus’s best friend, suddenly resurfaces, drawing Bee back into their shared past. Bee’s predictable life is upended, pushing her to return to her childhood home and piece together a neighborhood’s shattered history.

Oslo, 2018. Former long-distance runner Sonja Nordstrøm never shows at the launch of her controversial autobiography, Always Number One. When celebrity blogger Emma Ramm visits Nordstrøm’s home later that day, she finds the door unlocked and signs of a struggle inside. A bib with the number one has been pinned to the TV. Police officer Alexander Blix is appointed to head up the missing-persons investigation, but he still bears the emotional scars of a hostage situation 19 years earlier, when he killed the father of a five-year-old girl.

When a body of a woman is discovered at a lighthouse in the Icelandic town of Akranes, it soon becomes clear that she’s no stranger to the area. Chief Investigating Officer Elma, who has returned to Akranes following a failed relationship, and her collegues Sævar and Hörður commence an uneasy investigation which uncovers a shocking secret in the dead woman’s past that continues to reverberate in the present day.

Nikki Serafino is enjoying the sunset from her boat in her beloved port city of Naples, Italy, when she discovers the body of a man in the warm waters of the bay. An investigator working as the liaison between local police and American troops, Nikki is certainly no stranger to violence and organized crime, but this case grows complicated when the victim turns out to be a U.S. Navy captain stationed at the nearby military base—and the autopsy reveals foul play.

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.

When a body is found on a lonely cliff top path, the angelic face of a murdered teenager lies facing the rising sun. Strangled by the hands of an unknown killer, it falls to DI Tom Janssen and his fledgling team to find out how she came to be there. Destined for a career in medicine, one to rival that of her parents, Holly Bettany’s future was as bright as it had been privileged. Seemingly, all that could threaten this promising teenager’s life was Holly herself.

The body of a young Russian woman washes up on an Icelandic shore. After a cursory investigation, the death is declared a suicide and the case is quietly closed. Over a year later Detective Inspector Hulda Hermannsdóttir of the Reykjavík police is forced into early retirement at 64. She dreads the loneliness, and the memories of her dark past that threaten to come back to haunt her. But before she leaves she is given two weeks to solve a single cold case of her choice.

Iceland, 1956. Fourteen-year-old Lára decides to spend the summer working for a couple on the small island of Videy, just off the coast of Reykjavík. In early August, the girl disappears without a trace. Time passes, and the mystery becomes Iceland‘s most infamous unsolved case. What happened to the young girl? Is she still alive? Did she leave the island, or did something happen to her there? Thirty years later, as the city of Reykjavík celebrates its 200th anniversary, journalist Valur Robertsson begins his own investigation into Lára's case.

Una wants nothing more than to teach, but she has been unable to secure steady employment in Reykjavík. Her savings are depleted, her love life is nonexistent, and she cannot face another winter staring at the four walls of her shabby apartment. Celebrating Christmas and ringing in 1986 in the remote fishing hamlet of Skálar seems like a small price to pay for a chance to earn some teaching credentials and get her life back on track.

The small, rundown village of Great Diddling is full of stories—author Berit Gardner can feel it. The way the villagers avoid outsiders, the furtive stares and whispers in the presence of newcomers… Berit can sense the edge of a story waiting to be unraveled, and she's just the person to do it. In fact, with a book deadline looming over her and no manuscript (not even the idea for a manuscript, truth be told), Berit doesn't just want this story. She needs it. Then, while attending a village tea party, Berit becomes part of the action herself.

When a boy leaps to his death from a bridge in the northern town of Umeå, Sweden, police discover drugs scattered in the snow near his body. The town has seen a dramatic increase in narcotic use among its youth, but nobody knows where the pills are coming from.

Icelandic sisters Áróra and Ísafold live in different countries and aren‘t on speaking terms, but when their mother loses contact with Ísafold, Áróra reluctantly returns to Iceland to find her sister. But she soon realises that her sister isn’t avoiding her...she has disappeared. As she confronts Ísafold’s abusive, drug-dealing boyfriend Björn, and begins to probe her sister’s reclusive neighbours, Áróra is led into an ever-darker web of intrigue and manipulation.

It’s 2011 and Deecie Jeffries’s missing person’s case in Austin, Texas, is still cold. New mom Bee, struggling with postpartum depression, is living in Portland, Maine, having left Austin–and those memories–far behind. Until Leo, her childhood crush and her estranged twin Gus’s best friend, suddenly resurfaces, drawing Bee back into their shared past. Bee’s predictable life is upended, pushing her to return to her childhood home and piece together a neighborhood’s shattered history.

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.

Ava Bonney is a compassionate and studious fourteen-year-old girl with a dark secret: she has an obsessive interest in the macabre. She is fascinated by the rate at which dead animals decompose. The highway she lives by regularly offers up gifts of roadkill, and in the dead of night Ava loves nothing more than to pull her latest discovery into her roadside den and record her findings. One night, she stumbles across the body of her classmate and, fearing that her secret ritual could be revealed, she makes an anonymous call to the police.

A frozen body is discovered in the icy depths of Langjökull glacier, apparently that of a businessman who disappeared 30 years before. At the time, an extensive search and police investigation yielded no results - one of the missing man’s business associates was briefly held in custody, but there wasn’t enough evidence to charge him.

Oslo, 2018. Former long-distance runner Sonja Nordstrøm never shows at the launch of her controversial autobiography, Always Number One. When celebrity blogger Emma Ramm visits Nordstrøm’s home later that day, she finds the door unlocked and signs of a struggle inside. A bib with the number one has been pinned to the TV. Police officer Alexander Blix is appointed to head up the missing-persons investigation, but he still bears the emotional scars of a hostage situation 19 years earlier, when he killed the father of a five-year-old girl.

A 90-year-old man is found dead in his bed, smothered with his own pillow. On his desk, the police find newspaper cuttings about a murder case dating from the Second World War, when a young woman was found strangled behind Reykjavik's National Theatre. Konrad, a former detective, is bored with retirement and remembers the crime. He grew up in "the shadow district", a rough neighborhood bordered by the National Theatre. Why would someone be interested in that crime now?

British pilots James Teasdale and Bryan Young have been chosen to conduct a special photo-reconnaissance mission near Dresden, Germany. Intelligence believes the Nazis are building new factories that could turn the tide of the war. When their plane is shot down, James and Bryan know they will be executed if captured. With an enemy patrol in pursuit, they manage to jump aboard a train reserved for senior SS soldiers wounded on the eastern front.

A Russian arrives in Singapore with a secret to sell. When the Russian is killed and Sam Joseph, the CIA officer dispatched for the meet, goes missing, operational chief Artemis Procter is made a scapegoat for the disaster and run out of the service. Months later, Sam appears at Procter's doorstep with an explosive secret: there is a Russian mole burrowed deep within the highest ranks of the CIA.

When a deadly snowstorm strikes the Icelandic highlands, four friends seek shelter in a small, abandoned hunting lodge. It is in the middle of nowhere and there's no way of communicating with the outside world. They are isolated, but they are not alone. As the night darkens, and fears intensify, an old tragedy gradually surfaces—one that forever changed the course of their friendship. Those dark memories could hold the key to the mystery the friends now find themselves in. And whether they will survive until morning . . .