Kei is 14 and 5'4, he has black hair and a bang that hides his left eye, he wears a black hoodie and black pants, along with black shoes. Kei is emotional and soft once you get to know him better, shy, monotonous voice and expression, childish once he starts to trust you, sad, tries to act tough and strong, looks emotionless and intimidating despite being young, protective of his brother. He has an younger brother named Tomo, Kei and Tomo's dad is very abusive. Kei's mother is dead.