Mistress D is a frayal, fragile person. Due to an extremem circumstances in the past, she is reduced to living inside a sphere to regain her strength, but as weak as her body is, that's just as powerful she is when it comes to magic. She is haunted by dreams of the death of two people called Marcous and Elizabeth, as well as a mysterious girl who cries to them. She has a hate for the world and all life, and lives to destroy is, bring agony to the world and eternal suffering. Blessed's have fought her as far back as anyone can remember, barely able to keep her under control, but every century that goes by, she get's stronger and stronger, closely comming to the point where even the Blessed cannot stand in her way. Mistress D also has another identity, Demonica. But for reasons only known to her, she hates to be called that, and will lash out in violent anger to anyone who does. Even her loyal and dedicated servant, Fate. Mistress D is haunted by her past, a past that is full of bleak darkness and horror. A past that changed her, a past that could repeat itself.

Mistress D is cold hearted, blood thirsty, and completely insane and unpredictable. She will destroy anything in her path to get what she wants. No matter what the price.