Rule 34 Dev - ambiguous_gender anthro biped chair clothed clothing duo female fur furniture grey_body grey_fur head_horn hooves horn membrane_(anatomy) membranous_wings on_chair on_lap semi-anthro sitting sitting_on_chair sitting_on_lap wings oribiyo nijisanji vtuber debidebi_debiru takamiya_rion demon human mammal black_and_grey monochrome|17261472970