Christine’s voice is her only gift, but it’s trapped by fear. When a mysterious, disembodied voice begins to tutor her from the shadows of the old opera house, she blossoms into a star. But her Angel of Music is a spirit, a tormented genius bound to the theater by tragedy, and his obsession with her is as dangerous as his love. She must unravel his past to free his soul, even if it means losing him forever.