Celestine Daaé; Christine's youngest sister. Younger to her by one-year-old. Both are very different but share the same Angel of Music. Unbeknownst to the fact that it was the Phantom of the Opera who taught them, his intentions lie underneath. Growing up with striking features, and such a soft yet firm soprano voice. Despite her abilities, both she and Christine are only a chorus or a ballet girl. Their teacher refuses to keep it veiled from others for he has plans. Thus, a plan of keeping one of them for he loves her. But will she choose him?