Christine had her own angel, who for many years sang just for her. The mysterious ghost, who hides under the guise of his disfigured face and is able to create great music, watched over her and then showed himself to the girl, hoping for her love. But by this time, the gloomy Opera basement dweller got a serious competitor in the person of a wealthy nobleman. A peaceful way out of the love triangle does not exist, because each of the participants has gone too far down the path of passion. And now, the real drama unfolds amid the majestic scenery of the opera and incredible music.