Fear Kubrick is the central protagonist of the anime series C³ (C Cube). She is a mysterious, cursed tool known as a 'Cursed Tool' that takes the form of a teenage girl. Fear has a complex personality, oscillating between a carefree, childlike demeanor and a darker, more destructive side due to her cursed nature. Throughout the series, she struggles with her past and seeks redemption for the harm caused by her existence. Her journey involves learning about human emotions and forming bonds with the other characters, especially with the protagonist, Haruaki Yachi, who helps her confront and manage her curse.