A lorry has been parked outside of Ystad for several days, and when PC Linda Wallander investigates the lorry she finds it full of dead people. The only survivor is a small child. The Dead have no ID's or documentation and the lorry is stolen. The police start a difficult case to try to find the people behind the crime.

A old man goes to his bank to cash in 20 million kr, with him is his 3 dogs. The man is found dead a few days later and so is his 3 dogs.

The money is no where to be found and the police suspect his neighbour to be the murderer, but nothing is as its seems to be. A few days later the neighbour and his family are also found dead, and Wallander and his colleges have to be sharp to find out who the murderer is. The small town of Soldala is waiting for Wallander to find out why the old man and his 3 dogs and the old mans neighbor and his family must die. And where is the missing 20 mill. Kr is.

The Ystad Police finds a boat in Ystad harbour resembling a slaughter house. There is blood everywhere, but no bodies.

Soon there after a dead woman’s body floats ashore. One of the clues in the investigation leads to Oskar Ung, an old love of Linda Wallander. Their previous relationship hinders Linda's work with the case, and Kurt demands that she leaves the investigation But that turns out to be easier said than done. Old love never rusts.

Carina Olsson provides the Malmo police information on drug deals comitted at her restaurant. She does this after being promissed anonymity for the Police. 2 days later Carina is found shot. The execution is witnesed by Carina's 7 year old daughter Cleo. Cleo manages to escape and is in hospital in a state off shock.

The murder happens on the ourscirts of Ystad, and is thus asigned to Kurt Walander and his collegaues. With the connections to Malmo the Ystad polie recieves help from Frank Bork (Malmo Police). For PSI Stefan Lindman, who allready displayed signs of mental instability, working with Frank Borkg leads to a round trip to hell. Frank teaches Stefan what it means to stand up for your collegueas, no matter what.

Eleven year old Johannes is found dead in a crevice. The postmortem shows that the boy has been sexually abused and beaten to death. Detectiv Stefan Lindman is a member of the same shooting club as the victims father and they are also friends. Therefore he becomes the one that has to tell the father what has happened to his son (Johannes). When the father finally understands what has happened he demands that Stefan personally gets the one responsible. Stefan is since a previous case being accused for abuse, because the internal investigation Stefan has to go on paid vacation, and he is not allowed to continue his investigation. But because of personal issues he continues the investigation anyway. He has a dark secret, a secret that has the answer to why he came to Ysta in the first place.