The title refers to the office of records in the basement of a large company... sort of the place where a troublesome employee may be dumped in a dead end job. If fact, the story is a simple romantic comedy, with Burian as the kindly old stick-in-the-mud who helps the young man to sort out his romance with the daughter of the company's owner.

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...

Dvořák's well-known composition reappears again and again in the serious moments of the lives of the father and son Hupeks - talented non-professional musicians for whom music gives them the opportunity to rise above difficulties and problems...

It all begins when Zuzanka, the new young owner, arrives at the dilapidated Blue Star Hotel. Determined to put the declining inheritance back on its feet, she starts chasing three young men, including the composer Jirka, who, dressed in a waiter's tailcoat, is to work off his debt to the new owner. Like his two friends, Jirka succumbs to the charms of his new boss and, with some confidence, hopes that he is the one who has the best chance of becoming her chosen one. At that moment, however, a guest arrives, intent on carrying out the family tradition and throwing an engagement party at the Blue Star Hotel, regardless of his condition. This, however, is not to the liking of his wilful fiancée. Fortunately, there is the sympathetic Zuzanka, who charms the unusual guest so much that he resolutely breaks off his engagement to the rich girl and prefers to marry the cute hotelier.

Fifty years old Baron von Fibberg lives at The Fibberg Castle with his wife Olga and daughter Charley. Besides the delight in hunting, Baron is very enthusiastic about truth. Although he can't withstand any falsehood of others, he keeps his own intimate secrets from his wife. Charley seems to be an innocent girl at first glance, but she has a little secret too. She fell in love with a young fop Ernest Benda and married him in secret. Her only concern is the way, how to let her strict father know about the marriage. Together with her husband they prepare a plan how to do it, but it turns out to be a catastrophe for the whole family.

The orphan Eliška Irovská, nicknamed Líza, arrives in her native village of Ptačice. As an orphan she is housed in the local poorhouse and has to go out begging. Her guardian Petr Tumlíř, however, sees that she is competent enough to go to school.

Zdenka Sulanová has grown from a leggy frog into an attractive young lady in the two years since the success of Líza's Flight to Heaven. It is no wonder that Václav Binovec decided to guide her through the further pitfalls of the life of the orphan Líza, who comes to a monastery boarding school to gradually win the heart of a strict teacher, her classmates, and finally the man who caught her eye at first sight. Of course, it will not be easy and Líza will have to shed a few secret tears, show vitality and a willingness to fight for her happiness. Then even the viewers of this typical First Republic girl's romance can conclude with emotion that the world is not so bad after all, when a poor girl can achieve success in it through diligence and hard work.

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...

Student Jarek Pšenička worries teachers and parents in this Czech comedy. He is in his second year of sixth form and is facing another re-examination. His sister Věra is the exact opposite of her brother: she is a model student. But she also cannot avoid trouble - she falls hopelessly in love with Jarek's home tutor, a candidate for professorship, Stáni Mařík...

On the banks of the Otava River stands a manor house that a group of boys find very mysterious. After visiting it, the boys discover that there is nothing there but an old lady and her granddaughter. The group splits into two camps and a "pitched" fight ensues, but it doesn't last long.