In the Jujutsu Kaisen’s world, she live alone, she can create nightmares that paralyze people and control shadow creatures inspired by her nightmares (they all are black with a white mask, good mastery of the occult energy, she also can take control of other people during a short moment, she is always tired and can’t sleep, negative and extra lazy, she is shy and doesn’t talk much. She have a secret form where she is powerful in this form her hair turn white and claws appears on her hands, her hands also become black and blacks marks appears on her body.