The illegitimate child, Marie Růžová, grows up in the family of the Bořický miller. Childhood and youth spend with the son of Bořice, Klement. Klement asserts the rights, becomes a lawyer, and marries Jirina. In order not to cause further contradictions, Mary will go to Prague secretly at night. There he is living heavily as a waitress. He resists the insults of architect Jansky until he ultimately decides to commit suicide in despair.

A morally questionable lord comes to the aid of a working class man who is to be executed for speaking out about thieving rich scoundrels sticking it to the poor.

This romantic story turns on a stirring infatuation that takes hold of three young people under the influence of Simon, a Prague student. After the study year, 18 year-old Julio returns to his parental home, a little chateau on the Otava river. There he converges with his childhood friend Petr and the young boatman's daughter Klárka. Sharing her beguilement with Simon, who has quickly turned a tranquil summer atmosphere into a relationship drama, is Julio's cousin Rosa.