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.

When private 91 "Mandel" Karlsson is appointed General due to a computer error, he tricks a foreign military attaché into believing that the Swedish defense has a new weapon that turns male soldiers into women.

Björn struggles with running the company, which is slowly going bankrupt. His habit of putting off, forgetting or canceling meetings and phone calls doesn't make it any easier. The company faces an immediate threat from the Swedish Tax Agency, and he also has a new intern who follows him everywhere and watches expressionlessly as he handles all challenges.

"The Rise and Fall of Little Voice" - Desperately missing her dead father, Little Voice spends her time locked in her bedroom listening to his old record collection and perfecting astonishing impersonations of famous divas including Shirley Bassey, Marilyn Monroe, Judy Garland and Dusty Springfield. When her mother Mari starts dating small-time club agent Ray Say, she thinks he's her last chance for a better life.

New Years eve is closing in on a group of young girls locked up behind unbreakable glass windows, enduring a life of meninglessness. A long anticipated fireworks celebration that could break the somberly atmosphere is cancelled at the last minute – a decision that could be life changing for all involved.