| The subject of this article is non-canonical.|
While created as part of licensed material, the comic mini-series Fallen Angel: Reborn is a crossover with IDW's Fallen Angel. It has not been confirmed as part of the "real" Buffyverse.
Bete Noire was founded by Cain's descendants, it is called the city that shapes the world because everything that happens in there affects the world. It exists in the consciousness of all humans, Illyria remmebered it because of Fred's essence. It is located in some unknown dimension, Illyria arrived there guided by Mr. Good, to find her first icon of power hidden there by her killers, and to kill the Fallen Angel requested by him. The tower where the Magistrate lives is the center of the power, as Illyria noted it is full of ancient magic.