When approached by a rich Warsaw couple to help find the ruins of a church, a villager slowly steals the identity of the woman from the capital.

1914-1939. On the eve of World War I, twins are born to the Winny family: Ania and Mania, Stanisław's daughters. Their mother dies in childbirth. In the difficult times of the war and the interwar period, Stanisław raises them with the help of his mother Bronisława. Both sisters fall in love with the same boy, Paweł.