A group of children from 1930s Prague follow the news about the polar expedition of the Chelyuskin, whose members find themselves stranded on a floating crust after the shipwreck. The rescue operation they had planned eventually turns out to be an aid to the striking workers of Děčín...

The winter Krkonoše Mountains have many pitfalls, especially if you are overly concerned about their treacherous splendour. The somewhat unheroic hero of this clumsily and uninterestingly shot film is a mail carrier who volunteers for the Mountain Service. Only in a blizzard does he overcome his fear of avalanches when he saves the lives of two hikers caught off guard by the suddenly deteriorating weather...

A young man tries to enter the building of the Mammoth Cybernetic Supermachines Research Institute again and again but each time the doorkeeper spots him and kicks him out. The youth finally arrives with all his friends and a huge live bear from the circus where he works as an accountant. He is finally allowed in where he explains to the members of the directorate that he wants to work at the Institute, since he graduated in cybernetics and, besides, he has invented a machine for forecasting time of death. When the conniving research manager learns that their director is going to die in two days, he hopes to rise to his position.

Shortish forty-year old Ludvík Podzimek, lute and flute player in a Prague orchestra, is far from being an attractive man. He is nevertheless generally considered a great 'Don Juan'. Women take up with him out of a certain motherly compassion and Ludvík's tender heart does not allow him to split with any of them. His lovers thus accumulate and cause him numerous troubles.

Eight-year old Dominique has a name-day. Her parents have a gift for her, but only give it to her in the evening, when everybody has come home from work. Then she darts out, where her girlfriends are already waiting for her.

A car deliberately runs down a young man on a road by a small border town. The locals recognize the dead man as one of the students who were there on volunteer work some time before. The police detectives, Major Kalas (Rudolf Hrusínský) and Lieutenant Varga (Radoslav Brzobohatý) can then get on the trail of the people with whom the victim was involved, especially at the photographic studio headed by Bohuslav Pacer (Bohus Záhorský).

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...