A crazy comedy, turning into a grotesque with a number of absurd elements, tells the tangled story of the over-the-top siblings Zuzana and Petr, recessionists who like to prepare harsh surprises for those around them, especially Zuzana's timid suitor Karlík. In addition to the hilarious Mr. Horák and the mannequin, the amateur ensemble Dalimil also plays an important role, tirelessly rehearsing an "avant-garde" performance of Jirásek's Lucerna...

How it will end? Let's just tell you that on one side of the mountain, the stream that had run before it dries up, and on the other side of the mountain, the creek starts to breathe.

The music and dance revue about the clown and the girl from the poster takes place in the streets of Prague, in the quiet corners of the Old Town, Lesser Town and Hradčany with the famous motifs of the Gothic gargoyles of St. Vitus Cathedral at Prague Castle, but also on the keyboard of a mechanical typewriter and in the dramaturgical meetings of the then Czechoslovak Television.

In a Prague shop, an assistant has been carrying on an affair with the dishonest, married manager. An emotionally repressed auditor with domestic problems of his own uncovers serious stock discrepancies. A test of loyalties and a questioning of values concludes in tragedy.