based on the novel by Karel Capek the prominent Czech writer of the early 20th century who coined the word robot for his play R.U.R. the story revolves around a discovery of Krakatit - a powerful explosive - by Prokop an experimental scientist who following an accidental explosion in his lab slips in and out of delirium. When he realises that in a delirious period he has given the formula for making Krakatit to one of his colleagues he tries to find the man who does not realize how dangerous a thing Krakatit is. In the process he nearly gives his discovery away again to foreign interests a group of anarchists and even greater forces of darkness...