A young and shy girl Celestina arrives from her small home village to Rome to become a housemaid. Her inexperience and naivety causes her to change her employers quite frequently. As she is moving from one family to another she makes friends with other Roman maids and falls desperately in love with a handsome plumber Fernando. But Fernando isn't telling Celestina that he is already engaged to another woman.
The tragic love story between Guido, the owner of a marble quarry and Luisa, the humble daughter of one of his employees, ends up in her giving birth to their baby boy. Giulio's mother is against them: first she sends her son abroad and then has the baby kidnapped, making Luisa think the boy died in a fire.
A rowdy woman is so forceful that she outdoes her husband in a loud cry against speculators who refuse poor people entrance to a block of new apartments, built after WW2. Without noticing it, she starts a people's movement, and leads a march to the capital. She returns to her village a winner, an honourable MP. Yet, she is still the same simple, fiery woman, able to get in a hair-pulling brawl with the local barmaid for the affection of her man.
