Strange things are going on at the Paris Opera House; a mysterious phantom - a skeleton in dinner dress - is wreaking havoc amongst the singers and backstage staff. But when new managers take over and dismiss the rumours of the Opera Ghost, the terror really begins. Who is the curious figure stalking the stage at night? How can he be in so many places at once, entering and leaving locked rooms at will? And what is his connection to the beautiful and talented young soloist, Christine?