Young engineer Doru is called to the Prosecutor's Office and questioned on his wife's unlawful ways of making money. Soon he'll learn about her true character and he'll regret having broken up with Livia, a woman who truly loved him.

The best workers from various factories in the communist system are rewarded a cruise on the Danube. The people in charge fight for bureaucratic reasons while the young ones are looking for adventure.

A breakdown occurs in a factory on the banks of the Danube and a ministerial team begins an investigation. Alexandru Nedelcu is the inspector who came to investigate and has the complicated mission of finding the truth.