A famous industrialist is murdered at a restaurant in Malmoe. Police inspector Martin Beck in Stockholm gets the case. The suspects lead to people involved in illegal arms deals. But who was the biggest criminal, the murderer or the industrialist?
Selma, a Czech immigrant on the verge of blindness, struggles to make ends meet for herself and her son, who has inherited the same genetic disorder and will suffer the same fate without an expensive operation. When life gets too difficult, Selma learns to cope through her love of musicals, escaping life's troubles - even if just for a moment - by dreaming up little numbers to the rhythmic beats of her surroundings.
Parker Kane is a former Police Detective turned Private Investigator. When close friend Joey is murdered, leaving behind a briefcase full of money, Kane sets out to find out who was responsible. The trail of clues leads to a major scam involving illegal dumping of toxic waste.
A lifeboat floats ashore at the coast of Skåne. Inside are two dead men who who've been murdered. Policeman Kurt Wallander is assigned to the case. The men are identified with the help of the police in Latvia. One of their officers travel to Sweden to to help but when he returns to his home country he is mysteriously murdered. Kurt flies to Riga to find out why and is drawn into complex conspiracy.
When Vanheden and Dynamit-Harry tries to break doctor Busé out of jail, they get Herman Melvin instead. He has been working at the Swedish Mint and the doctor, who has started to think like Sickan, has written a plan for making a burglary there, on Melvin's back. However, something goes wrong. They don't get a lot of Deutsch-marks as they planned but instead, they end up on a ship going to Poland, together with bunches and bunches of Polish Zlotys (the Polish currency). In Poland, they discover that the mafia are very interested in that money and Wall-Enberg is working with the mafia.
Upstanding community leader Nils has just won an award for "Citizen of the Year" when he learns the news that his son has died of a heroin overdose. Suspecting foul play, Nils begins to investigate, and soon finds himself at the center of an escalating underworld gang war between Serbian drug dealers and a sociopathic criminal mastermind known only as “The Count.”
Detectives Jonas and Erik are called to the midnight sun country of northern Norway to investigate a recent homicide, but their plan to arrest the killer goes awry, and Jonas mistakenly shoots Erik. The suspect escapes, and a frightened Jonas pins Erik's death on the fugitive. Jonas continues to pursue the killer as he seeks to protect himself; however, his mounting guilt and the omnipresent sun plague him with an insomnia that affects his sanity.