To the intolerant and bloody-minded Prague actor Bergner (Milos Kopecký) is the lead in Moliere's Misanthrope which he is studying now as tailor-made. On top of that he is malicious and he advises to the new actress Helenka (Dagmar Havlová) in such a way that she upsets the theatre director. If Bergner accuses somebody of a mischief and he is wrong, he never apologizes. When he almost crashes an older elegant lady by his car on the zebra crossing, instead of an apology he calls her an old ballet dancer... But in Brno's TV he takes part in a discussion on manners and he gives himself as an example of good manners and grace. In the train he meets a magic old man (Ladislav Pesek) who warns him and admonishes him to change his behavior. After he arrives to Prague the old man's threat comes true.

The story of a poor, disintegrating family of a mother Fišerová and her three children. It is set in the 1890s - a time when the poor working classes did not yet have the right to vote or a permanent eight-hour working day.

At the Ronov castle, the archive-keeper professor Nykl (Milos Nedbal) is searching for the lost painting The Naked Shepherdess by the famous Fragonard. Nykl is just about to disassemble the mantelpiece in the knight's hall, convinced that the painting must be hidden somewhere inside. His efforts, however, meet the strong disapproval of the castle manager, Anna Juzová (Jirina Petrovická), who knows very well where The Naked Shepherdess is. She wants to get hold of the painting herself, to emigrate and smuggle it along. In fact, Anna deals with forgeries of the most distinguished old masters, selling them abroad. The copies are made for her by the painter and restorer Maudr (Martin Ruzek) and the certificates of authenticity are issued by Anna's companion - expert Laburda (Karel Höger). One day, Anna is found murdered in front of the castle's fireplace.

Major Kalas from the Prague criminal intelligence service has been sent to a small town of Dubá in North Bohemia to help with the investigation of the puzzling death of a child. A gypsy boy has been killed three weeks ago and his body found under a rock. As the investigation continues, another dead boy is found. The boy has bled to death after someone cut his artery with a handsaw. Both deaths are obviously the work of a murderer - a perverted pedophile, sadist who gets sexual satisfaction from the sight of a young boy's blood.

At the funeral of his schoolmate, the nearly-fifty-year old architect Jirí Mánek (Václav Voska) meets his former close acquaintance - physician Jarmila (Blanka Bohdanová). They both are still single. Jarmila has recently returned to Prague after years of work on the frontier. Jirí leaves for a business trip. As a conservationist, he is to grant permission for an adaptation of a Baroque château to office spaces. On the road, a pretty young hitchhiker named Eva (Ida Rapaicová) stops him. Eva is Slovak and her spontaneous behavior enchants Jirí. He thus does not mind making a short detour and takes Eva all the way to the luxurious cottage of her parents. A romance develops between the two people, so different in age and temperament.

Cyril Dadák (Václav Postránecký), a TV reporter falls in love at first sight with a young engineer Milena (Jaroslava Obermaierová) while he makes a reportage in a chemical factory. Milena has been dating for several years with a test driver Pavel (Rudolf Jelínek), however when she meets Cyril she feels that he might be the Mr Right. She accepts Cyril's invitation for a date and she spends a night with him. In the morning she finds in her flat Pavel. She wants to explain to him everything but Pavel makes coffee with a smile and gives her back the keys from the flat.

The main character of the story is Professor Trojan, the head of a Prague clinic, who is not experiencing the happiest of times. His cat has been poisoned with cyanide, he has a falling out with his son Petr, who has moved to Brno to be with his wife, the promising singer Eva, and only seeks out his father when he needs money, and as if that weren't enough, someone shoots him in the evening. Trojan initially considers it a mistake or a prank and does not share the fears of those around him. But then cyanide is discovered and one of the patients takes it from the assistant Dvoracek, who borrowed it for an unauthorized experiment. Trojan pairs the cyanide with a gunshot and slowly begins to suspect that someone is trying to kill him. At first he suspects Dvorak, who might become the foreman after his death, but later, as he falls deeper and deeper into a psychosis of fear and apprehension, he begins to suspect everyone around him...

Petr Rynes (Svatopluk Matyás) is celebrating his forty-fifth birthday in the company of his friends. He is happy with his wife, and his abilities at work have been rewarded with the medal For Outstanding Work. But a few short seconds are enough to change his life when he makes the ill-judged decision to take his car to bring a friend's wife to the celebration, and hits a pedestrian on the way. He has of course been drinking at the party and is consequently sentenced to sixteen months in prison. Being in jail is not an easy thing for a honorable communist. He soon gets into conflict with several violent inmates, who think they can break his spirit by violence.