Rule 34 Dev - ambiguous_gender anthro anus ass balls barggmel big_butt blue_anus blue_hair bottomless canid canine chalkboard classroom clothed clothing demon desk disembodied_hand duo eyewear footwear freckles furniture genitals girly glasses hair heterochromia hi_res horn inside male mammal necktie on_desk partially_clothed presenting presenting_anus presenting_hindquarters round_glasses school shirt socks student table thick_thighs topwear yuki_(yukitallorean)|8714340344