An explosion in one of Ystad's power grids shuts down the electricity in the whole city. Wallander (Krister Henriksson), who is in the middle of a crayfish party at his newly bought house with his colleagues, are called in in the middle of the night. At the same time, the municipal commissioner of Ystad, who has just approved and inaugurated an exhibition showing pictures of Muhammed, the muslim prophet, at the city hall, is being murdered in his house. With less policemen than usual due to various reasons, Wallander and his men are having a hard time taking care of both cases. It gets even worse when several cars placed on various roads outside Ystad explodes, the security service (SäPo) are asking questions, and the police commisioner calles in the army to keep Ystad safe. As to make things even more complicated for Wallander's (From IMDB)

A wave of burglaries sweep through Ystad. A group of neighbours in the affected area decide to take matters into their own hands and start a neighbourhood watch. During one of their night shifts they spot a suspicious man and give him a serious beating.

The next day both the man and his car are missing. The Ystad police get contacted by a desperate Polish woman reporting her husband missing. The case is given low priority, but Wallander decides to take a closer look at the case and soon sees a potential solution as the clues lead him to a tghtly knit group of neighbours. The missing man’s body has still not been found, but Wallander finds a series of pictures of a dead woman on the missing man’s phone .....

A Russian concerto Cello player is the victim of a bomb attack after a performance in Ystad. The woman turns out to be a lead witness in a murder charge against a member of the Russian mafia, the son of one of their leaders, Leb Munchin. Wallander and his colleagues find themselves in the middle of a war against a powerful international opponent with ruthless methods. But Walalnder suspects that Leb Munchin’s motives aren’t about money and a quick profit, rather they relate to something much deeper. Eventually Walander stands eye to eye with an aged criminal who is ready to fight his last fight with all the means at his disposal.

A parish priest is found shot outside of a hostel in what apears to be a cold blooded execution. Wallander and his colleguaes are searching for clues while the priest, who is believed to be able to identify the perpetrator, is fighting for his life in hospital. The police pursues the crime as a crime of passion after discovering that he has had an extra marital affair. Bur where is the weapon, and which of the betrayed parties has the strongest motive?

Ystad is experiencing a rapid increase in high profile robberies against armored transports. Where cars are set on fire, highways are blocked and large sums of money disappears. Isabel and Pontus, the trainee police officers, happens to be in the right place e at the right time and enter into a high speed Car chase that ends with Pontus benefiting hostage.

A sniper is Ystad in horror and his victims are persons connected to a jewel heist. Wallander soon understand that there are links to a criminal organization. In a failed attempt to shoot the last two that are linked to each other's coup Wallander's colleague, Pontus into a race to the death. Wallander is now forced to conduct an investigation in which the shooter list has been expanded with a name - Pontus Young.

When Manfred Stjarne is stabbed to death outside the Brada cider factory his wife Claire has inherited - suspicion falls on Polish worker Jan Kowalski,with whose wife Manfred was having an affair but Jan is found hanged - later evidence suggesting foul play. Benjamin Wilkes,an ex-psychologist who helped Manfred select redundancy candidates,is killed in the same way as Manfred,putting disgruntled ex-Brada employees in the frame but a third slaying implicates a former patient of Wilkes,who has connections to the Stjarne family. A newly loved-up Isabelle and Pontius start to fool around whilst on surveillance,taking their eye off the ball and allowing this suspect to confront Claire.

Wallander has become a grandfather and is trying to seize the role as good as it goes, because he wants to be closer to his daughter Linda and her family. When Linda's father in law mysteriously disappears, Wallander is drawn into the case that takes him back in time to the Cold War and the submarine violations in the Stockholm archipelago. At the same time he's starting to suspect that something is not right with him...

A young woman arrives at the Ystad police station to report her mother missing. Soon afterward the mother is found near the family home. Ystad police end up in a situation that constantly stirs up new topics, while police suspect that the father is the culprit. On a personal level Martinsson becomes increasingly worried about Kurt as he is starting to get more and more problems with his memory.

A young woman is found dead in Ystad. When the police begin the case, they are told that the woman came from Moldova and that she worked as a prostitute in Sweden. Kurt, who leads the case, decides to seek out the woman's family in Moldova. When he returns to Sweden, he is involved in a car accident and takes a leave of absence from work. Around the same time Kurt finds where is forgetfulness comes from.

Kurt Wallander has been diagnosed with Alzheimer's disease, but has a hard time accepting it and are therefore trying to keep it a secret for the surroundings. At the same time an arsonist who has served his sentence is freed from prison.