Poland, 1970. Firmly determined to fight against Soviet tyranny and prevent the destruction of the world, the high-ranking officer of the Polish army Ryszard Kukliński makes a serious decision that will put his life, his family and the fate of an entire nation at risk.
Poland, 1978. Edward Srodon, a zootechnician, makes an accidental stop at the Dziabas family farm, located in the remote area of the Bieszczady Mountains. Years later, on a winter day during Martial Law, a People's Militia investigation team examines a crime scene.