1girl, black hair, black necktie, blood, blood on knife, collared shirt, grey background, greyscale, holding, holding knife, knife, looking at viewer, mole, mole on cheek, mole under eye, mole under mouth, monochrome, multiple moles, necktie, open mouth, shirt, shirt tucked in, short hair, short ponytail, simple background, single sidelock, solo, v