Country tailor Florian Svíčička neglects his work because of his interest in medieval history. When preparing an amateur performance at Zdislavice Castle, he gladly replaces the bailiff and plays the role of a knight. However, he ruins the performance and is shamefully banished. On his way home, he witnesses a horrific scene in the forest: two knights behead a young girl. It later turns out that it was a filming, and the girl Hana, a double for the famous diva Elvíra, spends the night with Florian at the castle because the filmmakers accidentally leave her. The master loses patience with Florian's excesses and Florian is fired from the tailoring shop. He sets off for Prague to find the girl he was with at the castle the night before. However, he does not know her name and accidentally comes to Elvíra's villa. The diva is not at home. Florian finds a love letter in the villa and thinks it is addressed to him. However, upon his return, Elvíra mercilessly throws Florian out...

The family of Prague burgher and master interior decorator Václav Kondelík lives happily in their house on Ječná Street. The peace is disturbed by an invitation to an "apron party", where their daughter Pepička meets a young municipal official, František Vejvara. The two young people fall in love. Their relationship is also supported by Mrs. Kondelíková, because Vejvara could become a welcome groom for her daughter. However, Pepička's acquaintance disrupts the established order of Kondelík's life.

Věra Donátová has graduated from law school and wants to open a law firm. However, she is financially dependent on her parents. Her emancipated mother supports her efforts, but her father gives Věra money on the condition that if her practice is not successful within a year, she will marry the son of Consul Raboch. Věra has no clients. The first case is assigned to her ex officio. Věra visits her client Petr Kučera, known as Tygr, in a prison cell and achieves his release against his will. In an attempt to reform him, she offers him a position as a butler in his office. Tygr invites her to a pub to get acquainted with the mentality of the underworld. Věra likes his sovereign behavior. The one-year deadline has passed and Father Donát is throwing a feast. He wants Věra to choose from several invited suitors. Věra ridicules all the suitors, including Consul Raboch's son...