February 1948. The struggle of decisive social forces for the heart of Europe.

Soviet engineer Kuznecov is coming to Prague as an expert on work with the tunneling shield in construction of the metro. He is returning after more than thirty years. In May 1945 as a young soldier in the Red Army he was seriously injured in the liberation of Prague and while recovering experienced a great love with a young teacher called Vera.

Little Honzík tries everything he can in order to join the team for Spartakiada Games.

Together with a group of temporary workers, a group of experienced labourers is building a land reclamation system to turn the South Bohemian marshes into a "Seventh Continent" of fertile soil.

Two marriageable girls, Princess Disperanda and her maid Káča, sign a betrothal with their own blood in exchange for fairy-tale grooms. Although both devilish betrothals accidentally fall into the hands of the brave retired soldier Martin Kabát, the cunning devil Solfernus takes possession of them through cunning, and Martin has no choice but to go to the burning hell.