The daughter of the hero of the film urgently needs the help of a qualified doctor. He has the cherished address in his hands. The one to whom he is already rushing across the city recognizes him immediately. But now she's an obstetrician—gynecologist, and she's going to have a hard night.
Lida, a kind and sympathetic person, raised her younger brother and is raising her daughter alone, although she has friendly relations with her daughter’s father. Having a higher education, Lida works as a typist. With the arrival of a new boss, her life changes.