It is winter in Gdynia, Poland. This is Kasia's town, a rebellious teenager: headstrong, fearless, and streetwise. When Kasia was 3 years old, her parents left Poland, hoping for a better life in Germany. They never returned and Kasia grew up with her grandmother. When her grandmother passes away, Kasia is heartstruck. To top it all off, she also seems to be pregnant.

Tomasz Komenda was 23 years old when his normal life was brutally interrupted. Overnight he was arrested, thrown into prison and charged with murder. Subsequent expert opinions confirmed his participation in the crime, and any evidence was against him. For nearly two decades in prison, he was beaten, intimidated, humiliated and on his own. Finally, after 18 years of imprisonment, prosecutors and a policeman appeared on his way, who decided to discover the truth behind the mysterious case of the detainee.

Poland, 1982, the politically heated days of communist martial law. Two coal miner brothers react differently to the oppressive police state. While Tadek prefers to retreat into neutrality, Janek chooses active engagement in the democratic underground. When Janek asks Tadek to store some anti-government leaflets on the second anniversary of Solidarity's 1980 strikes, he triggers a spiral of events that will have everyone's allegiances and characters severely tested.

A young detective seeks the help of a discharged police officer, giving him the chance to reclaim his old life in exchange for solving a bank raid case.