Rule 34 Dev - +_+ 1girl :d absurdres black_hair black_neckwear blood blush highres huge_filesize kaai_yuki long_hair looking_at_viewer mura_karuki open_mouth pale_skin red_sailor_collar red_serafuku red_skirt sailor_collar school_uniform serafuku skeleton skirt smile symbol-shaped_pupils vocaloid|16257730437