One thousand years ago: an Icelandic warrior returns from battle, bearing a ring cut from the right hand of his foe. Seventy years ago: an Oxford professor, working from a secret source, creates the 20th century’s most pervasive legend. The professor’s name? John Ronald Reuel Tolkien. Six hours ago: an expert on Old Icelandic literature, Agnar Haraldsson, is murdered. Everything is connected, but to discover how, Detective Magnus Jonson must venture where the shadows lie....

On May 23, 1992, a roadside explosion killed the Palermo judge Giovanni Falcone, his wife and three police officers. A few weeks later judge Paolo Borsellino and five police officers were killed in the center of Palermo. These anti-mafia judges became heroes but the violence spread to the region of Bari in Puglia, where we meet a new, memorable character, Maresciallo Pietro Fenoglio, an officer of the Italian Carabinieri. Fenoglio, recently abandoned by his wife, must simultaneously deal with his personal crisis and the new gang wars raging around Bari.

Harriet Vanger, a scion of one of Sweden's wealthiest families disappeared over forty years ago. All these years later, her aged uncle continues to seek the truth. He hires Mikael Blomkvist, a crusading journalist recently trapped by a libel conviction, to investigate. He is aided by the pierced and tattooed punk prodigy Lisbeth Salander. Together they tap into a vein of unfathomable iniquity and astonishing corruption.

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.

Wolf Hadda's life was a fairytale - successful businessman and adored husband. But a knock on the door one morning ends it all. Universally reviled, thrown into prison, Wolf retreats into silence. Seven years later Wolf begins to talk to the prison psychiatrist and receives parole to return home. But there's a mysterious period in Wolf's past when he was known as the Woodcutter. Now the Woodcutter is back, looking for truth and revenge...

Criminologist Martin Knight lives a gilded life and is a thorn in the side of the police. But then his wife, Liz, goes missing. There is no good explanation and no sign of Martin.... To make things worse, Liz is the ex-girlfriend of DCI Craig Gillard who is drawn into the investigation. Is it just a missing person or something worse? And what relevance do the events around the shocking Girl F case, so taken up by Knight, have to do with the present? The truth is darker than you could ever have imagined.

Detective Superintendent Peter Diamond is the last detective: a genuine gumshoe, committed to door-stopping and deduction rather than fancy computer gadgetry. So when the naked body of a woman is found floating in the weeds in a lake near Bath with no one willing to identify her, no marks, and no murder weapon, his sleuthing abilities are tested to the limit.

Melchor, the son of a prostitute, went to prison as a teenager, convicted of working for a Colombian drug cartel. Behind bars, he read a book that changed his life: Les Misérables. Then his mother was murdered. He decided to become a cop. This new case, in Terra Alta, a remote region of rural Catalonia—the murder of a wealthy local man and his wife—will turn Melchor’s life upside down yet again.

Jan Reyna is a murder squad detective, British by adoption and choice, Faroese by birth and history. Called back to the remote Danish Faroe Islands when his father suffers a paralysing stroke, Reyna is forced to reexamine his decades-long rejection of the past and of his father in particular. But in this now-foreign country, whose language and customs he no longer understands, Reyna is also drawn into a rare Faroese murder case.

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?

Widowed van driver Bob Naylor is prodded into joining the Chichester Writers' Circle by his teenage daughter. Bob writes limericks and jingles, and fears he will be out of his class amongst the literati. But the members of the circle come from all walks of life and practice many forms of writing, from fantasy to household hints. There seems to be nothing about any of them to incite a serial killer. However, there is an arsonist in their midst, burning his victims to death, and Bob becomes a suspect.

Smashed skull, snapped ribs, and a cloying smell of carrion. Leave the body for the hyenas to devour - no body, no case. But when Kalahari game rangers stumble on a human corpse midmeal, it turns out the murder wasn't perfect after all. Enough evidence is left to suggest foul play. Detective David "Kubu" Bengu of the Botswana Criminal Investigation Department is assigned to the case.

It all begins with a call to the police. A 16-year-old boy, Roger Eriksson, has gone missing in the town of Västerås. A search is organized and a group of young scouts makes an awful discovery in a marsh: Roger is dead. Meanwhile, Sebastian Bergman, psychologist, criminal profiler, and one of Sweden's top experts on serial killers, is in Västerås to settle his mother's estate following her death. Sebastian has withdrawn from police work after the death of his wife and daughter in the 2004 tsunami.

Berlin, 1929. Detective Inspector Rath was a successful career officer in the Cologne Homicide Division before a shooting incident in which he inadvertently killed a man. He has been transferred to the vice squad in Berlin, a job he detests even though he finds a new friend in his boss, Chief Inspector Wolter. There is seething unrest in the city, and the Commissioner of Police has ordered the vice squad to ruthlessly enforce the ban on May Day demonstrations.

London, 1992. Late one night, Edward Crane, 76, is declared dead at a London hospital. An obituary describes him only as a 'resourceful career diplomat'. But Crane was much more than that—and the circumstances surrounding his death are far from what they seem. Fifteen years later, academic Sam Gaddis needs money. When a journalist friend asks for his help researching a possible sixth member of the notorious Trinity spy ring, Gaddis knows that she's onto a story that could turn his fortunes around. But within hours the journalist is dead, apparently from a heart attack.