Two good friends return from long-term military service: Jan Cimbura from Semic and Josef Piksa from Putim. Piksa farms on his own, Cimbura accepts service with the Hradiště farmer and mayor of Kovanda. The farmhand Cimbura is a real treasure for the farm. He is strong and hardworking, he doesn't drink or smoke. He can keep his eyes on the girl Marjánka, and Cimbura likes her too. However, Cimbura doesn't want to and cannot marry. First, he wants to become independent, and that may take years....

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.