During the Nazi occupation of a Czech city civilians are being rounded up on the slightest of pretexts and shot. One day three high school boys who crack jokes about a recently deceased "hero of the Reich" are pulled out of school by the Gestapo.

The film, in individual episodes, captures the fate of Bedřich Smetana from 1856 until the end of his life, from his young years until the moment when, exhausted by human and artistic hardship, he sees the fulfillment of his great dream, the opening of the National Theatre.