Drama directed by Stanislav Strnad.

Matej and Jenda, two of the eight children of the poor Pelc family in the Giant Mountains, help in a glass works where the oldest brother Francek works. They hide into a tub not to be seen by supervisors checking on the ban of children labor. They miss the Epiphany carol (songs and treats door-to-door) and all neighbor village boys again on them in all the neighbor houses. On their way home they are passed by a fast moving big man with a large backpack. The boys send the customs officers, who are pursuing the strange man, to the opposite direction. The man then thanks them and rewards them the next day. Based on fairy-tales and legends the boys think the man is Krakonos (the giant living and ruling in the Giant Mountains).

On 20th of April 1945 the Soviet army launches its attack on Berlin. The end has come for Nazi Germany and Hitler decides to commit suicide. In Prague K.H. Frank (Nazi Secretary of State and Chief of police in the Protectorate of Bohemia a Moravia) discusses with his commanders how to transform the city into an impregnable fortress, but the Praguers do not intend to wait any longer. From the early hours of 4th of May people start assembling in the streets and tearing down German signs. On the next day, the 5th of May, the uprising begins.

The plot begins in the Soviet Union showing first efforts to establish the Czechoslovak legion in 1942. The film also shows the assassination of Heydrich and the subsequent annihilation of Lidice. The main topis of the film is battles with German troops for Sokolovo.