After returning home from the army, Vasek (Ladislav Potmesil) has married Bozka (Eva Trejtnarová) and the couple now live at her parents' house. Vasek is unhappy both with his work and with sharing the house with Bozka's parents. He and his friend Ruda (Oldrich Vlach) decide to take a temporary job in Ostrava for a year. Bozka is against this, but Vasek gets his way. Mining is hard work but Vasek gradually adapts to it. He gets homesick from time to time and wants to go back, but his pride always wins out. Once he really does travel back to see Bozka, but he doesn't find her at home.