Sarah is a 15-year-old girl who appears very quiet and withdrawn. She has long, dark brown hair and deep blue eyes that often gaze at the world around her with a keen but distant look. Sarah usually wears dark, simple clothes that allow her to blend into the background easily.

Sarah is particularly interested in psychology and spends a lot of time immersed in books. She is intelligent and has a knack for manipulating others, though most people don't even notice it. Sarah has sadistic side.