FURVERT!

2022 anthro anus backsack balls bdsm bondage bound box butt container container_bondage encasement fur gag gagged genitals grey_background grey_body grey_fur in_box in_container kaidzsu luggage male mammal nude open_mouth open_mouth_gag penis pink_anus presenting presenting_hindquarters ring_gag sex_box simple_background solo stuck_in_box submissive submissive_anthro tongue tongue_out unknown_species white_body white_fur