It is 1809, and the Austro-Polish War is raging. Returning from a reconnaissance mission, Lieutenant Andrzej Zadora and his squad of lancers stop for a rest in Serock, a small Galician town. They spend the night at the "Pod Gwiazdą" inn, where the innkeeper is the young and beautiful Kasia. A passionate feeling develops between the young people. Soon the soldiers leave, and Prince Józef Poniatowski, commander-in-chief of the army, who is in the area inspecting troops, arrives at the inn...

When Count Charles Boratynsky leaves, his chauffeur begins claiming to be an aristocrat.

Lieutenant Niko’s family insists he marry a chosen fiancée, but he falls for a beautiful baroness and travels to meet “his betrothed” disguised as his orderly, who impersonates him, only to discover that the baroness is in fact the intended bride. Meanwhile, the baroness and her maid swap identities in turn, leading to a cascade of mistaken identities and a lighthearted resolution when true matches are revealed.

After becoming a licensed engineer abroad, Lucyna comes back to Poland and looks for a job. Because her wealthy father thinks it's inappropriate for a girl to work, she decides to put on men's clothes and get a job as Julian Kwiatkowski.