A group of union members, impressed by the First World Festival of Democratic Youth, held in Prague in 1947, decide to found a dance troupe. However, they are looking for someone who can teach them everything they need...

Ing. Bernard announces that his wife has not returned from visiting relatives in Berlin. Lieutenant Tereza Machátová, who together with Captain Landa is investigating the matter, puts the facts into connection with the discovery of the drowned woman's body.

During his work assignment in Tamani Kingdom, Czech worker Lojza saves a local man from dying in the desert. Two years later, it turns out the saved man was also the Taman king; and he has decided to name Lojza, a communist, his royal heir.

On the train to Prague, the bride-to-be Zuzana Vítová accidentally meets the clerk Dr. Karel Jánský. Upon arriving in Prague, it seems that Jánský follows the girl on her way from the station, but it turns out that the two of them have only a common journey. When Zuzana discovers that her fiancé Petr Klika is not at home and that she has lost the keys to his apartment, Dr. Jánský gallantly helps her and keeps her company until deep into the night...

During the Nazi occupation of a Czech city civilians are being rounded up on the slightest of pretexts and shot. One day three high school boys who crack jokes about a recently deceased "hero of the Reich" are pulled out of school by the Gestapo.

Honza Vavrinec (Rudolf Hrusínský) works in the investment department of a large office. One day he gets involved in the case of an unjustly convicted worker who mistakenly considers him a parliamentary deputy. Honza as a "deputy" interferes in the case and helps the worker. Encouraged by the success and possibly also out of love for the beautiful secretary Svatava (Blanka Bohdanová), the then shy and fearful Honza stands up for the chief of the department, Hofmánek (Ladislav Pesek), who has been removed from his position.

An optimistic collective drama from the life of the workers on the construction site of the Youth Track. An amnestied prisoner wants to atone for his wrongdoing with an honest strike and reveals the vandal who was going to poison the drinking water cistern.