A balladic story situated in a Slovak mountain region before the 2nd World War. A young man returns to his native village after many years. There he meets Zuna, a mysterious girl of the forest, who opens his eyes to the charming nature to perceive hidden corners of the world and of his own soul.

In the story of a partisan armored train crew operating in the rebel territory of Slovakia, the inner drama of Matúš Siroň, who hates war with a passion, unfolds. After managing to escape from the Eastern Front, he falls into German captivity. When he is liberated by partisans during a train transport, he initially refuses to fight. However, the circumstances of the Slovak National Uprising force him to change his mind...