2boys, angel, angel devil (chainsaw man), black hair, black jacket, black necktie, black pants, blue eyes, chainsaw man, collared shirt, florbetriz, formal, greyscale with colored background, halftone, halo, hayakawa aki, jacket, katana, looking at viewer, medium hair, monochrome, multiple boys, necktie, pants, shirt, shirt tucked in, short hair, sling, spot color, squatting, suit, suit jacket, sword, topknot, weapon, weapon on back, white shirt