Police officer Bela is struggling with criminal cases in her hometown. One day she comes up with the idea of catching all the wanted local criminals at once.
When the Internal Security Agency makes Bela an offer she can't refuse, the policewoman goes through a specialist training by the FBI and becomes an operator in the S Department, as an officer working under cover.
Following a court ruling, Zywy is set free. Along with Cien and Milimetr, they decide to celebrate in a club, where Bela wants to confront the gangsters for the first time.
Zywy disappears after the robbery of the Wolka Kossowska Bank, and Cieniu with Milimetr are locked in jail. Cieniu's wife, Anka is left destitute. Nanny Daria tries to help her. The women get the idea to start pushing drugs.
Anka and the nanny figure out a plan how to get to Copenhagen with the drugs. Upon their return, the nanny offers Padrino cooperation. In the meantime, the mafia boss has more and more problems with his daughter Futro.
Bela is sacked. She decides to unmask her boss's plot. The nanny decides to retrieve the business taken over by the Zoliborz mafia. Zywy is suffering more and more from being a state's evidence and living a life in hiding.
