The film tells the story of Kata, a 42-year-old female factory worker who lives alone near a residential care facility for abandoned children. She has a relationship with a married man, with whom she would like to have a child. He declines the offer, and the woman becomes interested in Anna, a girl from the children's home. She helps Anna to get married to her boyfriend, and decides to adopt a baby from the orphanage.
As Mészáros' Nine Months (1976), Adoption starts with a semi-documentary sequence shot inside a factory.