Nationalfilm

Leopold Kohák married a rich widow a long time ago and now has nothing to do compared to his energetic wife. He's growing old and troubled by the fact that he betrayed his first love Emča and his beloved river Sázava where he spent his childhood and youth. A visit from an old friend Lebeda brings it all back to him. After a nervous breakdown Leopold secretly visits his home instead of going to the spa. A wandering tramp suggest Leopold should bathe in the magical waters of the Sázava, and slowly his youth returns to him.

Inspector Cadek from the 13th police station should keep an eye on the released safe-cracker nicknamed The Cat. He rightly suspects that Cat will go and pick up his last loot which the police didn't manage to find and that he will want revenge on Karta who helped get him behind bars. At the hospital, Cat's ex-lover Fróny hopelessly falls for doctor Chrudimský and decides to start a new life. She still refuses to help the inspector in his search for The Cat and Karta.

An ambitious and selfish lawyer confesses to the murder of his first wife. Some of the scenes were filmed in the last weeks of the war.

The heroes of the Czech film comedy are the students of the Business Academy, who sleep in the school desks under the avalanche of a large amount of study material, without which they say they will not be able to do without in their future profession. One of the least popular teachers is the strict and unyielding Professor Wolf, proud of his textbook. Nevertheless, student life is relatively calm, but only until the holidays come and the students go directly to the field for their holiday practice. The film follows how unhappy the first encounter with business reality turned out for three of them, for Karel Zeman, Ivan Javorský and Vašek Pelíšek...

The bickering of envious mistresses, the criminal intentions of fraudsters and the love of two young people are at the center of events, in the middle of which unfolds the fate of the city executioner Jiří, who longs to break free from his destiny and become a proper burgher. He is not heard, but he manages to expose the iniquities and their culprits, reunites a hard-pressed couple in love and his undeniable merits for the city and eventually bring him luck.