Vera, wife of the plumber Simandl (Josef Somr), is found murdered in the cinema next to the IDOC (Information and Documentation) agency where she worked. Police captain Marha (Frantisek Nemec), who is leading the investigation, is informed by Simandl that on the day of the murder Vera promised to bring home fifty thousand crowns to buy a car. Marha's primary suspects are the three men working at the agency: deputy editor-in-chief Brandl (Jirí Pleskot) and editors Pernata (Eduard Cupák) and Remes (Ludek Munzar, and of course also Simandl.
On an early Sunday evening, people of the small town are reading lottery results that are hung on a board. Young man Karel Antos is annoyed that his lottery-ticket missed the main prize, a car, by only one number. Karel is going to the pub to drink away his bad luck with his friend Jirka Broz. The old accountant auditor Zelinka drops a wallet. Karel picks it up and before he gives it back he notices the winning lottery-ticket in it. Both young men accompany the old drunk man. Karel steals the ticket and exchanges it with his own. Next day, Zelinka is found dead. Investigators, Captain Tuma and the Lieutenant Líbal, soon discover that this is a murder case covered up as an accident.
On the state stud-farm, Tomás (Rudolf Jelínek) is preparing to become a jockey together with other boys. He loves to read cowboy stories and Western pulp magazines and his passion makes him...
A young, unmarried woman finds herself a "little bit pregnant" and she tries to hide this fact from her mother but it isn't long before the truth is obvious.
A film about a boy who is protective of a runaway dog and the dog, who is protective of the boy.