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.

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.

GSI (Group of Special Investigations) investigates a weapon deal made by the mafia. GSI sends in an undercover agent to investigate what the mafia is up to. At the same time Johan Falk confronts a mysterious woman who threatens his family.

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...

 وقتی یوهان و همکارانش در حال تماشای خلافکاران بودند، پی بردند که ماجراهایی در حال وقوع است. ست بدون اجازه جک اسلحه فروشی میکند و ....

The movie "Lockdown" is a part of the Johan Falk series that takes place under a lockdown of the police station. A snitch is compromised. Drastic and unexpected events take place. Both inside and outside the police station.

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