Nikodem Dyzma immigrates from the eastern part of Poland to the capital in the hope for possibilities to make a living. He is in need, very poor and forced to look for basic food and shelter. Yet, on a day when an unexpected invitation appears, his life changes dramatically.
Basia and Stefan are a young married couple during World War II who risk their lives to bring aid to Jews. He is an architect, she a nurse--a member of "Zegota" (the Polish underground organization to aid Jews in occupied Poland which operated under the auspices of the Polish government in exile). The series takes place both during the war and in the present day. Basia and Stefan meet accidentally, fall in love, and marry. Basia is active with the underground from the beginning of the war; Stefan is not, but a family tragedy changes his attitude.
A story of a group of police officers from Murder Unit in Poland, who deal with unsolved cases. The group tries to solve inexplicable mysteries from the past, which pertain to the Cursed Soldiers, the history of the Recovered Territories and other mysterious cases from the WWII period that have an impact on the present time.