Rule 34 Dev - 1girl ;d blush book dark-skinned_female dark_skin demon_girl demon_tail eco_(petticoat) fang female_focus heart horns low_wings official_art one_eye_closed open_mouth outstretched_arms pink_eyes pink_hair pop-up_story revia_serge short_hair skirt smile solo spread_arms tail wings yellow_eyes|6921303831