1girl, 4shi, biting, biting_own_finger, blood, blood_on_face, dango-chan_(4shi), double_bun, fang, greyscale, hair_between_eyes, hair_bun, holding, holding_phone, hollow_eyes, injury, long_sleeves, missing_finger, monochrome, necktie, open_mouth, original, phone, school_uniform, self-harm, serafuku, short_hair, skin_fang, solo, upper_body