I think I can say I'm an authority on ghosts and their habits. I've heard of ghosts who clank, ghosts who moan, ghosts who scream, wail, and even gnash their teeth! But this is the first time I've encountered a love sick ghost, who's also an opera lover... Remy Castello is retiring from the manager's position at the Paris Opera House, and he has left a list of conditions from the opera ghost  for the new manager, who is scornful of Remy's beliefs...