
Eric Claudine, a modest and quiet middle-aged violinist, denies himself everything and spends all his savings to secretly sponsor singing lessons for young Christine Dubois, for whom he has a secret passion. She is unaware of this and pays no attention to the musician, who already has two admirers - opera tenor Anatole Garron and Raoul D'Aubert, Inspector Sûreté.
Driven to despair, Eric commits the murder of a music publisher, but as a result his face becomes disfigured by acid. Now his life's goal is to destroy everyone around Christine ...