A group of criminals would like to sell some weapons for an undercover policeman. Johan Falk's team is watching the operation meanwhile Frank Wagner is also in the game. Rydell, the gang leader changes his mind and doesn't sell the weapons 'cause he found someone else for a bigger shipment. Later on Frank got a list what weapons required by the new buyer and there are not just AK's demanded. Some more serious equipments - e.g. automated grenade launcher - are needed, too. Frank wants to quit from the gang so he is forwarding the list to Johan. The mysterious buyer is a mercenary from Serbia. Written by zhorvath71

Policeman Johan Falk returns to Gothenburg and starts service at the successful special service GSI, but the relation between the unit and the criminals introduces him to a world he never thought existed.

It has been two years since John Falk and Frank Wagner broke their cooperation and Frank stopped working undercover for the police. Frank has just had: Re-opening of his bar when his former girlfriend's brother Kevin ends up in trouble because of gambling debts. At the same time Johan and GSI Group, together with the German police, busted an unusually reckless league selling a new type of drug that is hard on young people. Frank's quest for Kevin crosses Johan's investigation and opens up a new collaboration between them - with the major difference that this time it's personal for Frank. Johan and GSI are forced to stage a second operation to entrap leaders of the drug gang. The situation becomes even more dangerous because there is another infiltrator in the game.

A group of young robbers, specializing in robbing shopping center security guards, are raging through out Gothenburg. A robbery goes awry when an innocent passerby is killed. Ricky, the gang's young leader, tries to quickly find an expert who can clean the money of the dye pack that exploded while Johan Falk, and his colleagues at GSI, accelerate their hunt. Written by gsi

یوهان فالک، افسر پلیس سوئدی، برای حل یک راز سه ساله، به همراه همسر یک رئیس مافیای مرده، به لتونی سفر می‌کند. او در یک کلبه در خارج از ریگا، شواهدی پیدا می‌کند که نشان می‌دهد این راز ارتباطی با یک گروه مافیایی لتونیایی دارد...

Frank Wagner is sleeping next to his family. Their plans to move abroad lay on the kitchen table. They suddenly hear someone trying to break into the apartment. Five masked men are trying to enter. Frank tracts quickly and manages to escape. He contacts Johan Falk. Why would someone want to kill him? Has anyone figured out that he is cooperating with the police? Frank and Johan do not know who knows what, and who they can trust.