Mario Karas

After a young man is arrested for a crime he didn't commit, the daughter of the local tavern owners must spring to the rescue.

The owner of a clothing store, Mr. Načeradec, spends most of his free time in a café, where he plays chess with the owner of a rival store, Mr. Dundr, over mineral water. Načeradec's daughter Edith, coincidentally, starts practicing law at the same time as her boyfriend, Dundr's son. Mr. Načeradec often fills in for Mr. Findajs at the card company, who is currently dedicating himself to the wife of another player, Mr. Tachecí, the owner of a detective agency. Načeradec keeps his winnings, Findajs has to pay for the money he loses. One day, Mr. Načeradec is so unlucky in the game that he and Mr. Dundr get into a heated argument that ends up in court. Both men are represented by their children, who are rather amused by the situation.

Woman concert star seeks to connect with her adult daughter, by her former marriage to a staid industrialist who has kept the two apart since the girl was very small, and receives inadvertent help from the industrialist's just-fired employee who has fallen in love with the girl.

The Portorican prime minister asks British detective Sherlock Holmes to find a twin for King Fernando XXIII, a weak and frightened man who fears anarchists and does not want to show himself in public. Holmes finds in the Czech newspapers a photo of the perfect double, František Lelíček, a daring bon vivant drowned in debt, so when Holmes offers him money, Lelíček decides to travel to Portorico and play the role.

Eman Vovísek drinks away his unrequited love for Liduška, who married his cousin, the factory owner Danek. Because Eman is aggressive when drunk, he is taken to a mental health facility, where he meets his uncle Hanibal. Hanibal has a breakdown after his wife Matylda broke up with him. Matylda wanted to be free so she could marry her first love, Uncle Jonathan, who is due to arrive from America. Jonathan sends a telegram saying he will stay in Paris. Such a situation does not suit Danek. He assumed that Liduška would be visiting from America and that he himself would go to his mistress in the meantime. He therefore visits Vovísek and persuades him to play the role of Jonathan.

An employee of the funeral home Pleticha calls his superior. He overhears that he is supposed to buy a wedding gift and deliver it to his boss's relatives. He therefore sets off to the given address to organize the funeral. When the mistake is explained, Pleticha, in return for the entertainment, performs dances and songs of various nations for the wedding guests. One of the guests, grandfather Boleslav Hnipírdo, experienced a train collision near Vrňany on his way to Prague. Since he was not injured, he does not even want to ask for compensation. Pleticha takes advantage of this and goes to the railway headquarters with his leg bandaged. He pretends to be Hnipírdo and is questioned in detail about his journey. Thanks to his talkativeness, he reveals, among other things, that he jumped on a moving train, drove illegally, spat on the window and tore off the emergency brake...