Rule 34 Dev - 1girl black_skirt blush breasts citri_theodoric_(koyashaka) demon_girl demon_horns demon_tail demon_wings garter_straps grey_hair highres horns koyashaka large_breasts long_hair looking_at_viewer looking_down original parted_lips pink_eyes short_sleeves sketch skirt solo tail teeth thighhighs white_background wings|16577777970