Eva's aunt is jealous of her neighbor's excellent roses and wants to know the secret. To help auntie out Eva applies for secretarial work at the neighbor's house in order to find out the formula. Things get complicated when it turns out that Eva's brother is in love with the daughter of the house and also wants to get in there under false pretenses.

A very hardworking but also very naive insurance company clerk, Valentin Plavec, becomes the target of endless pranks, jokes and recessions from his colleagues Bejšovec and Voborník. However, their last successful trick somewhat gets out of hand. They add a one to the winning number 8456 and convince Valentin that he has won a million in the lottery. However, since Valentin cannot collect his winnings immediately, he withdraws twenty thousand, which is all the savings he has saved together with his fiancée Helena, and starts shopping for a deposit. However, the truth soon comes out and when his colleagues reveal to him that it was just a joke, they all leave him, only the faithful Helena stays and even helps the unfortunate fiancé cancel all the deposits and agreed deals. When the newspaper reports that there has been a mistake and the winning ticket is number 18456, Valentin decides to take revenge on the two pranksters...

Mr. Ducháček runs the law firm of JUDr. Faukner in a peculiar but completely devoted manner, which manages the financial affairs of the Rispaldic family. The family members treat their lawyer Faukner with condescension, except for their daughter Julia, who secretly loves him. However, no one except Ducháček knows that the squandering family no longer has any money and that JUDr. Faukner is subsidizing it, because he is also secretly in love with Julia.

Jindřich Tůma, a partner in the gas mask shop "Asana", has a very energetic wife who promotes a vegetarian diet. The real soul of the company is Ing. Ivan Kareš, who also leads civil defense exercises. On the street, during a practice air raid warning, he sternly reprimands a girl who did not go to shelter. It is Věrka, the Tůma's niece, who comes from the countryside to finish her studies in Prague. Věrka enters the seventh grade and soon shares the enthusiasm of her classmates for an unknown composer whose pseudonym is Michal Marhan. Ing. Kareš gives a lecture on civil defense in the seventh grade and so meets Věrka again. Kareš tries to convince the girls of the necessity of more concrete life ideals. At the premiere of Marhan's operetta "Píseň o štěstí" it turns out that Kareš is the composer. The girls give him a standing ovation. Ivan ignores Věrka, with whom he has recently had a falling out. The stubborn girl therefore leaves for home...

Milada Dvořáková is about to get married to her business partner Dub, a gas station owner. When she catches him hugging his secretary, she breaks up with him. She sets up a rival company, ŽUB (Women at Gas Stations), and employs only single women. Dub also gets into the competitive fight...

The owner of a fashion factory, Rafael Klučina, is desperately looking for an imaginative advertising campaign that would attract the public and raise the profile of his business. However, the head of his advertising department, Filip Muška, seems unable to come up with one. In the end, they are helped by the model Boženka Smolíková and her talent for perfect disguises and masks. The unusual advertising campaign involves Boženka traveling around the country for fourteen days in model clothes, and whoever recognizes her will win a prize of fifty thousand crowns...

A series of unfortunate events led the protagonist astray: even taking other people's money did not save his wife's life, she died in childbirth. After his release from prison, he did not find the strength to report to his daughter who was placed in an orphanage, and after a fight in a pub, out of fear of being prosecuted again, he even fled abroad. But, old and sick, he still longs to return to his homeland.

When the yacht of her former lover Mario Tudor arrives in Split, widowed Countess de Milesi, plagued by financial troubles, is hell-bent on selling him a fake copy of an expensive painting.