Professor Karas is widely known as enthusiastic propagator of the motto "Morality Above All Else". He guides his students as well as his own family to live a morally decent life. One day he has an unexpected visit. It's his illegitimate daughter Vera, who is proof of his thoughtless youth. Mr. Karas know that she can ruin his image, thus he decides to keep her a secret and asks her to leave. Instead of leaving she takes a position of a governess in his own family without letting him know. Mr. Karas realizes that he must reveal the truth sooner or later, but he doesn't have enough courage to do so. As he postpones it, he is more and more scared to come to his own home.

A rich bachelor, Pavel Haken, tries - with the help of his faithful servant - to escape the courtship of marriageable young ladies. They meet at a ladies' social club. In the cafeteria there, he is helped by the talkative Andula, the daughter of a poor taxi driver. Haken longs for peace and has a secluded weekend villa built for him. The brief silence that followed his mother's departure is interrupted by the inhabitants of a tent camp. The girls from the club have taken advantage of Mrs. Haken's offer and camped on their property, and Andula helps out in the camp kitchen...

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...

Věra accepts the offer of her friend Kajetán, who arranges a position for her in Dominik's puppet factory. The spirited girl impresses her employer, Antonín Dominik, so much that he falls in love with her. Dominik's mother notices her son's interest in Věra and immediately fires her. Kajetán, who works in the studio of sculptor Výr, who is engaged in the production of mechanical puppets that can be used to advertise goods, asks Věra for help...

Wealthy and ill Petr Kornel (Karel Hasler) is not pleased with the carousing lifestyle of his nephew. He stops supporting him financially and demands that he change his name. Out of gratitude Kornel bequeaths a substantial sum of money to his nurse Alice (Adina Mandlová) with the condition that she marries. Petr Suk (Hugo Haas), as the nephew is now named, visits the doctor. In the waiting room his X-ray is mistakenly switched with one of another patient's. On the basis of this he presently learns that he is seriously ill and has only one day of life left to him.

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.

During the New Year's Eve celebration of the arrival of the twentieth century, three friends meet in a nightclub. Notary Jiří Voborský, clerk Emanuel Střela and Lieutenant Miloslav Jičínský.

Alois Kohout is a high school professor, a despotic family tyrant and a terror before whom everyone trembles in panic. And yet there is a man who can knock down the professor's pride, restore his family's freedom and, on top of that, take the professor's daughter to a peaceful marriage haven...

Poor saleswoman Helena accepts a theater ticket from a stranger who has left over the ticket after a disagreement with his fiancée Eva. The stranger is millionaire Jára Nerad, and Helena pretends to be rich in front of him. The next day, they meet by chance in the store where Helena works, and the truth comes out. However, Jára doesn't mind, and the two young people start dating...