When Alex is alerted to a brutal murder, she brings the temporarily suspended Vilhelm and her colleague Josef to the crime scene. The victim turns out to have connections to the digital university Howl, which investigates the role of men in a changing world. At the same time, the case is linked to an older investigation into the "Balcony Man", which brings Martin Beck back to the department.

Ture's parents just never listen. Even though he's asked them hundreds of times to stop stealing, it'll take 20,000 volts to get their attention.

A young woman is killed and robbed in her apartment. The trail leads to her indebted ex-boyfriend, a bouncer. In the investigation, the police officer Pontus notices that his colleague is nervous. Isabell carries around a dark secret: one of the suspects, in this case, has a means of pressure against her in her hand. Commissioner Wallander has a great deal on the capable young policewoman, whose loyalty to her fatherly superior is subjected to a hard test of endurance.

The seemingly random murder of a jogger in woodland and the detonation of car bombs in central Ystad are but diversions to busy the police whilst a security van are robbed of 15 million kroner. Isabelle and Portus witness this and give chase but are attacked by the criminals and hospitalized. Given the security firm's meticulous contingency plan Wallander suspects a leak from the inside and aims for Micke Sterner, a compulsive gambler and the only staff member to know the encoded transit schedules. But some private sleuthing by over-worked Svartman, who has found the robbers' den, and Wallander's suspicions of an ex-cop turned security officer with connections to the firm provide the real break-through.

After the murder of a motorcyclist, an investigation reveals that bikers are being used as drug couriers from Denmark to Sweden and that the killing was part of a cartel power struggle.