Seven days, or rather evenings and nights, in the life of Jenka (Stanislava Bartosová), a young good-looking nurse. Jenka is attractive to men and enjoys their company, but there is a limit beyond which she won't go, since she is faithful to her Filip, who is doing his military service. On Sunday the girl awaits Filip to arrive on a short period of leave, but instead his friend Míla (Frantisek Nemec) turns up and apologizes for Filip, who has to stay in the barracks.
The graduate of the pedagogical institute wants to get married at any cost in order to get a permanent residence in Prague. Her accidental partner agrees to the condition of an early divorce...
The family is connected with Prague's "Kolbenka", the ČKD locomotive factory. Grandfather Antonín, already retired, son Rudolf, a master in the locomotive assembly section and grandson Antonín, a promising football player. The film also tells the story of Rudolf's daughter Vera - each generation has its own ideas about life and cannot identify with the others. The film is linked by retrospective sequences from the lives of Antonín the Elder and Rudolf, especially from the war years. It is a realistic take on working-class life, unencumbered by ideology (despite the opening dedication), featuring well-known and time-tested actors in mainly male roles.
