The film is set in 1905, in a time of feverish revolutionary underground activity in Poland partitioned between three neighbours. All the characters are committed anarchists. The bomb maker puts an invention together to place it at the disposal of young inexperienced terrorists fighting against Tsarist oppression. The story follows the passing of this bomb from anarchist to anarchist as several attempts are made on the life of Tsarist governor general, until, at the end, it is effectively and harmlessly defused by a bomb expert. The presence of the bomb has a destroying effect on all of the Polish revolutionaries, they either die or breakdown.
Funny adventures of Engineer Stefan Karwowski. One day he meet the famous star Irena Orska and fall in love. But there are three problems: his wife and two children. He must choice what is more importent for him - family or Irena.
A journalist is preparing to take a train trip, when he is confronted by the spirit of professor Ryszpans who tells what happened to him. When he boarded a train standing on a siding, he encountered trackman Wiór with a newspaper informing about the crash of the train and the death of several passengers, including professor Ryszpans. The professor is joined by engineer Zniesławski, who has also heard of the impending disaster and is interested in it from the technical side. On hearing the news of an approaching catastrophe, other passengers leave the train in panic at the next station. However, trackman Wiór manages to hypnotize several travelers who continue with the journey. Ryszpans hears a roar and sees objects crumbling around him, and then turns into a shadow. After hearing the story, the journalist resigns from his train trip.