A doll that serves the Ainsworth family. Despite her small stature, she has a ferocious and sadistic personality. She uses Berserker Class Card. After Install, she control a weapon known as the All-Crushing Hammer of the Thunder God, Mjölnir.
In her decisive battle with Iliya and Bazett the True Name of Class Card she possesed was revealed. It turned out that she possesses two Cores: core of Magni and absorbed core of Magni's father, Thor.
Before her death, she was a Julian's classmate, in love with him. But she did not have time to confess to him and lost her memories and feelings due to replacement her consciousness into the doll.