Rule 34 Dev - 1girl ahoge armpits arms_up book braid bright_pupils cowboy_shot demon_girl demon_tail demon_wings fang female_focus flat_chest glasses horns long_hair looking_at_viewer mofetousu_furuna one_eye_closed open_mouth original pen pointy_ears purple_eyes purple_hair saru single_braid solo tail wings wink|4588392042