Stanisław Winczewski

Kazmierz Dziewanowicz's hobby is very strange. He collects people who were born on the 29th of February. One day he sees that in his collection there are two men with the same name, the same birth place, the same date of birth and the same parents. In the middle of the night somebody kills him. The Intelligence Agency begins investigation.

A tale of a young impoverished nobleman, who with his uncle returns from a war against the order of the Teutonic Knights in Lithuania. He falls in love with a beautiful woman and pledges an oath to bring her "three trophies" from the Teutonic Knights.

While visiting Warsaw, Hanka falls for a record-breaking bricklayer. Soon she returns to the city to work at construction sites and prove that women's work is not worse than that of men's.

In occupied Silesia, resistance is organizing. In close contact with the miners and led by an engineer, a group of partisans prepare the sabotage of the steel combine. The going will be tough as the place is closely guarded by the Nazis. But despite a denunciation from a traitor and several violent deaths, they get going and the operation is a success. But the Red Army is approaching and now the coal production must not be sabotaged anymore. On the contrary, the partisans must prevent the Germans from destroying the steel mill and the coal mine...