Siegfried Lange

Before the First World War, Dr. Hans Stockmann had a practice in a small town. His powerhungry brother is the mayor of Bad Trimburg, which has developed into a respectable resort. Dr. Stockmann is called in to become the town’s chief physician. He considers the sanitary conditions to be intolerable and insists on a clean-up. His ambitious brother and all those who, till now, have profited well from the corner cutting, are, of course, against that for financial reasons. The doctor is condemned from all sides and the conflict escalates.

On the eve of the Russian Revolution, a performance of "Tosca" is taking place at the opera house. The artists and staff are too engrossed in their work to notice the unrest in the streets. The leading roles are played by Marina Marta and René Areno, who are also lovers. However, Marina has another admirer in Captain Alexander von Harbin. When, during the final performance, the insurgent communists suddenly storm the opera house, Alexander seems to be Marina's last hope…