1990s_(style) 1girl blood blood_on_clothes blood_on_face blood_on_knife blood_stain blue_bow blue_eyes blue_hair blue_nails bow broken_heart chouzetsusaikawa_tenshi-chan close-up film_grain gradient_background grey_hair hair_bow hair_ornament heart heart_hair_ornament heart_in_eye holding holding_knife knife long_hair looking_at_viewer mizumi_(mizmi) multicolored_hair multicolored_nails multiple_hair_bows needy_girl_overdose pink_blood pink_bow pink_hair purple_background purple_bow quad_tails retro_artstyle sailor_collar school_uniform serafuku smile solo straight-on symbol_in_eye two-tone_background yellow_nails