•Erik⪢⪢
The voice belonged not to an angel but to Erik, a strange musical genius who had forever been living in opera and was also called the phantom of the opera by the opera patrons.
→ patron
http://qindex.info/i.php?x=20771
○○○cellar⪢⪢
In the middle of the confusion, a masked Erik kidnapped Christine and brought her to the cellars beneath the opera stage where he lived.
http://qindex.info/i.php?x=20778