The singers and dancers at the Opera House are frightened. They have seen a stranger behind the stage - a man in a mask. There have been accidents. People have been hurt. People have disappeared. Raoul is in love with Christine - a beautiful young opera singer. But she is quiet and afraid. Does she know the stranger? Notes about the life of Gaston Leroux. Notes about the story. Free resources including worksheets, tests and author data sheets at . Audio CD/download available for this title.