Scarlet was born in a rich family that leads an underworld gang. Her biological father, was jailed and passed away from an illness. Her mother took care of her after that, teaching her martial arts, manners and many more. One night, her house was burnt down, hence leaving her and her brother as survivors. She then lives with her uncle, the Testarossa's family. Shortly after, she met a girl that was same age as her, Mika Kaede and became best friends. However, after a certain incident, Mika's whereabouts is unknown. A letter from Daybrooke came and was sponsoring her to go to the school, since her parent got other house in Connecticut, they decided to move there. She met Song Yu Tien when she was taking a walk around the train station after she arrived in Connecticut and take her home. Appa