In the 1940s, a small band of underground paramilitaries attempt to fight back against the Soviet-backed security ministry in post-war Poland. Determined to fight for their country's future, the group goes to extreme lengths to make their voice heard.

The film presents the last days of Gen. Sikorski, right before the Gibraltar catastrophe. The commander is accompanied by his daughter Zofia and a group of closest collaborators. They are all guests in the palace of the Governor of Gibraltar, Mason Macfarlane, who is supposed to persuade Sikorski to give back documents on the murder of Polish officers in Katyn. When Sikorski refuses, a plan of attempt on his life comes into action. Who stood behind it? Who executed it and how? Was Zofia on board of Liberator too?

The dark world of crime: murders, racketeering, drugs, kidnappings. There are no rules here. Working in this world makes cops cynical and ruthless. There is a fine line between them and criminals - will any of them cross it? The main characters are officers from the Department for Counteracting Criminal Terror and Homicides. The action of the series is an extension of the threads that appear in the feature film. It presents in a realistic way the brutal and dark world of crime that officers encounter on a daily basis. They're not just tracking down murderers. They fight racketeering, kidnapping, drug trafficking while struggling with their own day to day life and problems.