The film is about a slightly crazy botany professor Ducánek, who is so busy with his scientific experiments that he has completely forgotten that he is married. Neither his housekeeper Veronika nor his friend Potužník knew about the existence of his capricious wife, the operetta diva Lucy. However, when his wife returns home after seven years in remorse, Ducánek takes a complicated action to elegantly get rid of his wife...

The captain of the Prague shipping company, Adam Korkorán, lives his dreams of commanding ocean liners, even though in reality he only sails a small steamer on the Vltava River. The company's management still has problems with him, so when Korkorán refuses to retire, they at least send him to a spa. However, at the train station in Poděbrady, a servant from the most expensive spa hotel accidentally takes away his suitcase with the luggage of a rich lady. As a result, Korkorán is mistaken for a corvette captain and a rich man. Dazzled by the luxury, Korkorán befriends a retired admiral and begins to play a game with the spa guests and himself. He is even declared the most popular guest of the season. When he runs out of money, he writes to his housekeeper to send him all his savings. The horrified woman decides to go to Korkorán, and the truth comes out...

Young music composer Viktor Honzl in vain looks for work. He is prevented from committing suicide by a technician of the gasworks who shortly beforehand has disconnected his gas due to past due bills. In the disguise of an older, serious, musical scholar Viktor obtains work in a music publishing house.