Will Graham, a naive young performer for the Paris Opera House, finds himself under the grasp and tutelage of a dark and mysterious musical composer that hides within the Opera's depths. As horrifying things begin to occur all around him, Will is tested. All kinds of feelings arise in the heights of conflicts that are unimaginable to most. And through them, one question remains. Will he finally embrace the darkness and with it become one, or will he bring it all to light?