Rook is a 177cm and 18 years old man with fair skin. His mid-length hair is cut in a bob style, with straight-cut bangs. His face is covered with freckles that he covers with makeup. His eyes are green, and he often wears brown winged eyeliner. In his club he wears lab coat with attached vials with liquid inside it and goggles. Also his small gas mask that covers half of his face.