 In this Italian adult version of Gaston Leroux s immortal novel  The Phantom of the Opera an opera house in Venice goes in flames during an opera performance, "killing" a handsome violinist. Years later, a worldwide famed opera singer travels to Venice to sing "La Traviatta" in the very same theater. After seeing an old photograph of the violinist who died, she has strange, erotic dreams of him and meanwhile is chased by a masked man who lurks around the Carnivals and inside the theater, and soon she becomes trapped in the hands of  The Phantom .