A chorus rehearsal. Karol and Henryk are among the soloists. Like most of the singers, the two men lead the pretty quiet lives of senior citizens. They have been a couple for years, but no one outside their apartment knows about it. One day, they receive an invitation that shakes their meticulously hidden everyday life.
Januszek - the town's Casanova, returns from the army. Waiting for him at home is Blada, the mother of his future child, the daughter of the head of the local security service, who arranged for the candidate to be a son-in-law to shorten his military service. Januszek, who has had many women's hearts broken on his conscience, is not eager to get married.