A small-time drug dealer is found battered to death on the outskirts of the Norwegian capital, Oslo. A young Dutchman, walking aimlessly in central Oslo covered in blood, is taken into custody but refuses to talk. When he is informed that the woman who discovered the body, Karen Borg, is a lawyer, he demands her as his defender, although her specialty is civil, not criminal, law. The young man is adamant: he will speak to Karen Borg, and to her alone.

It is midnight on the morning of Halloween, and Jen anxiously waits up for her 18-year-old son, Todd, to return home. But worries about his broken curfew transform into something much more dangerous when Todd finally emerges from the darkness. As Jen watches through the window, she sees her funny, seemingly happy teenage son stab a total stranger.

The year is 1984 and the city is Tokyo.

A young woman named Aomame follows a taxi driver's enigmatic suggestion and begins to notice puzzling discrepancies in the world around her. She has entered, she realizes, a parallel existence, which she calls 1Q84 - "Q" is for "question mark". A world that bears a question....

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.

Two words: the bullet. That's all it takes to shatter her life. Caroline Cashion is beautiful, intelligent, a professor of French literature. But in a split second, everything she's known is proved to be a lie. A single bullet, gracefully tapered at one end, is found lodged at the base of her skull. Caroline is stunned. It makes no sense: She has never been shot. She has no entry wound, no scar. Then, over the course of one awful evening, she learns the truth.

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?

NYPD detective Jacob Kanon is on a tour of Europe's most gorgeous cities. But the sights aren't what draw him - he sees each museum, each cathedral, and each cafe through the eyes of his daughter's killer. Kanon's daughter, Kimmy, and her boyfriend were murdered while on vacation in Rome. Since then, young couples in Paris, Copenhagen, Frankfurt, and Stockholm have been found dead. Little connects the murders other than a postcard to the local newspaper that precedes each new victim.

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.

In a Stockholm city park, police discover the hideously abused body of a young boy. Detective Superintendent Jeanette Kihlberg heads the investigation, battling an apathetic prosecutor and a bureaucratic police force unwilling to devote resources to solving the murder of a nameless immigrant child. But with the discovery of two more mutilated children's corpses, it becomes clear that a serial killer is at large.

Three-year-old Hanna wakes up to find she has been abandoned. Her family is gone. The house is locked. She is trapped. Meanwhile, a teenage girl has been found murdered aboard the Cinderella, a cruise ship which sails between Sweden and Finland. Detective Chief Inspector Conny Sjoberg visits the girl's home to deliver the tragic news. But as he investigates, it becomes chillingly clear that the girl's younger sister will meet a similar fate - unless the police can crack the case and trap this elusive and vicious killer.

On the eve of their thirtieth birthday, twins Jasmine and Nicolas Moretti celebrate late into the night. But when Nicolas wakes several hazy hours later, Jasmine is dead—and he is covered in her blood. Panicking, he takes the murder weapon and runs into the cold Stockholm night. For the police, it’s an open-and-shut case. Nicolas is guilty. And given that he remembers so little of what happened that night, even he isn’t convinced of his innocence.

Frieda Klein is a solitary, incisive psychotherapist who spends her sleepless nights walking along the ancient rivers that have been forced underground in modern London. She believes that the world is a messy, uncontrollable place. The abduction of five-year-old Matthew Farraday provokes a national outcry and a desperate police hunt. And when his face is splashed over the newspapers, Frieda cannot ignore the coincidence: one of her patients has been having dreams in which he has a hunger for just such a child.

Best friends Noah Sadler and Abdi Mahad have always been inseparable. But when Noah is found floating unconscious in Bristol's Feeder Canal, Abdi can't - or won't - tell anyone what happened. Just back from a mandatory leave following his last case, Detective Jim Clemo is now assigned to look into this unfortunate accident. But tragedy strikes, and what looked like the simple case of a prank gone wrong soon ignites into a public battle. Noah is British. Abdi is a Somali refugee. And social tensions have been rising rapidly in Bristol.

Freshly trained detective Johannes "Hannes" Niehaus is brand new to the Criminal Investigation Department. And his partner, unconventional veteran detective Fritz Janssen, isn't the least bit thrilled to train a rookie. When a woman's body washes up on the nearby shores of the Baltic Sea, Hannes gets his first taste of real crime - and a chance to prove himself. Quickly the investigation pulls him and Fritz into a whirlpool of dangerous, decades-old cover-ups.

The unthinkable has happened in a small community outside of San Francisco. A series of shocking murders has occurred, the victims far too innocent and defenseless. For Detective Kate Martinelli, just promoted to Homicide and paired with a seasoned cop who's less than thrilled to be handed a green partner, it's a difficult case that just keeps getting harder. Then the detectives receive what appears to be a case-breaking lead.