Kiss, an engineer, accompanies his wife to the maternity ward. He wants to leave the woman because while he was away in Brazil, she did not undergo an abortion as they had agreed before. While he is packing up at home, the memories of the sweet events of their life together keep coming to him, one after the other.
The young worker Tóth Gáspár gets into hospital with stomachache. During the night his state is worsening. The doctor on duty, Málnási does not attend the patient despite the call of the nurse, for he spends the night with nurse Margó.
A Hungarian-language film loosely based on the 1883 operetta Eine Nacht in Venedig (A Night in Venice) by Johann Strauss II. The film was shot simultaneously while making the German film A Night in Venice (1934). The Hungarian version was co-directed by Robert Wiene and Géza von Cziffra and used a separate cast of Hungarian actors. From Wikipedia.