Screen adaptation of Julius Fucik's story about communist fighters.

Kaspar Len returns home after three years in the army. He vainly searches for the mason Kryštof’s family where he had lived before he left. All he finds out is that Kryštof’s daughter Márynka, who was in his thoughts all those years, is now working in the local brothel. He goes to visit her and Márynka tells him of the misfortunes which befell her family.

In southern Moravia, in the native village of Velka Samota, a ministry official returns from Prague to lift the declining JZD he helped establish.