An elderly couple are worried about their granddaughter. They know she's been smuggling drugs, and now she's gone missing. Looking for help, they turn to Konrad, a former policeman whose reputation precedes him. Always absent-minded, he constantly ruminates on the fate of his father, who was stabbed to death decades ago. But digging into the past reveals much more than anyone set out to discover, and a little girl who drowned in the Reykjavik city pond unexpectedly captures everyone's attention.

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. Now the associate is arrested again, and Konrad, the retired policeman who originally investigated the disappearance, is called back to reopen the case that has weighed on his mind for decades. When a woman approaches him with new information that she obtained from her deceased brother, progress can finally be made in solving this long-cold case.

A man is found murdered in a small apartment in Reykjavík, shot in the head with a pistol. The police’s attention is immediately drawn to the foreign soldiers who are on every street corner in the summer of 1941. So begins officers Flóvent and Thorson’s investigation, which will lead them down a path darker than either of them expected, and force them to reckon with their own demons.

In wartime Reykjavik, Iceland, a young woman is found strangled in “the shadow district,” a rough and dangerous area of the city. An Icelandic detective and a member of the American military police are on the trail of a brutal killer. A 90-year-old man is discovered dead on his bed, smothered with his own pillow. Konrad, a former detective now bored with retirement, finds newspaper cuttings reporting the WWII shadow district murder in the dead man’s home. It’s a crime that Konrad remembers, having grown up in the same neighborhood. Why, after all this time, would an old crime resurface? Did the police arrest the wrong man? Will Konrad's link to the past help him solve the case and finally lay the ghosts of WWII Reykjavik to rest?

A woman swims in a remote, milky-blue lagoon. Steam rises from the water, and as it clears, a body is revealed in the ghostly light. Miles away, a vast aircraft hangar rises behind the perimeter fence of the US military base. A sickening thud is heard as a man's body falls from a high platform. Many years before, a schoolgirl went missing. The world has forgotten her, but Erlendur has not. Erlendur is a newly promoted detective with a battered body, a rouge CIA operative, and America's troublesome presence in Iceland to contend with.

In this prequel to his critically acclaimed Inspector Erlendur series, Arnaldur Indridason gives devoted fans a glimpse of Erlendur as a young, budding detective. The beat on the streets in Reykjavik is busy: traffic accidents, theft, domestic violence, contraband…and an unexplained death. When a tramp he met regularly on the night shift is found drowned in a ditch, no one seems to care. But his fate haunts Erlendur and drags him inexorably into the strange and dark underworld of the city.

A young woman who has disappeared has left in her wake a tempest of lies, betrayal and revenge. Decades later, somewhere in the same wilderness, Detective Erlendur is on the hunt. He is looking for the missing woman but also for his long-lost brother, whose disappearance in a snowstorm when they were children has colored his entire life. Slowly, the past begins to surrender its secrets. But as Erlendur uncovers a story about the limits of human endurance, he realizes that many people would prefer their crimes to stay buried.

A man is making a "death mask," and he has revenge in mind. Meanwhile, a school reunion has left Inspector Erlendur's colleague Sigurdur Óli unhappy with life in the police force. While Iceland is enjoying an economic boom, Óli's relationship is on the rocks, and soon even his position in the department is compromised. When a favor to a friend goes wrong and a woman dies before his eyes, Óli has a murder investigation on his hands.

Haunted by personal demons, Detective Erlendur decides to take a short leave of absence, putting his female assistant, Elinborg, in charge while he is gone. When a disturbing case lands on her desk, Elinborg is quickly thrust into a world of violent crime. A serial rapist is on the loose, and the clock is ticking as the police race to catch him before he strikes again.

In 1945, a German bomber crash-lands in Iceland during a blizzard, with both German and American officers on board. One of the German officers sets off in search of the nearest farm, only to disappear into the white vastness. Years later, a young Icelander stumbles upon the excavation and promptly disappears. But he first manages to contact his sister, who embarks on a desperate mission to find him.