The Phantom of the Opera

During Christines childhood which is described retrospectively in the early chapters of the book her father tells her many stories featuring an Angel of Music who like a muse is the personification of musical inspiration. On his deathbed Christines father tells her that from Heaven he will send the Angel of Music to her. Christine is eventually given a position in the chorus at the Paris Opera House. Not long after she arrives there she begins hearing a beautiful unearthly voice which sings to her and speaks to her. She believes this must be the Angel of Music and asks him if he is. The Voice agrees and offers to teach her a little bit of heavens music.