When Count Charles Boratynsky leaves, his chauffeur begins claiming to be an aristocrat.

Two apartment house dwellers, although unrelated, share the same name. One is an older man with an appreciation for and love of classical music, while the other is a younger man addicted to swing music. The niece of the older man arrives for a visit and gets into the wrong apartment. Complications arise.

Oulage has it all planned: New Year's eve, at the stroke of midnight, he'll finally kiss Brigitte, the girl he's madly in love with. That'll be the moment, because Brigitte is having a costume party. Oulage has it all planned—except for the fact that Brigitte has also invited a gang of truly parasitical friends: an old girl friend who never leaves Brigitte's side, a manic-depressive police officer, a paranoid psychopath, a cannabis-addict suffering withdrawal pains, a stunning Cuban woman on the prowl for immigration papers, and many others who do everything to ruin Oulage's life.

Julek doesn't want to work, he prefers to sing on the street and marry his beloved. His family doesn't want to hear about it, to which Julek sings in the voice of Eugeniusz Bodo: "That's just how cold-hearted I am..."

Polish seaman returns home from Tahiti with a native lover and a fortune in sacred pearls, gets seduced by a married woman unaware she is part of a gang trying to get his riches.

Subiekt Jurek accidentally ends up at a ball held in the salons of the bankrupt industrialist Porecki. He is taken for Chelmonski's counselor. Ania's parents want to marry her off to the rich Kracht, who turns out to be a hoaxer. Jurek, who is in love with Ania with reciprocity, exposes him. The director of the department store gives Jurek five times his salary. Jurek soon becomes the Poreckis' son-in-law.

About the booming of smuggling alcohol across the Baltic Sea between Estonia and the neighboring and alcohol prohibited Finland. Fiery love relationships are another theme of the film.