FURVERT!

1:1 alchemy anal anal_penetration animal_genitalia animal_penis anthro balls book bookshelf border_collie bound canid canine canine_genitalia canine_penis canis cauldron collie digital_media_(artwork)domestic_dog erection fur furniture genitals grey_eyes herding_dog inside kingrusty knot magic male mammal multi_nipple nipples nude okytheoky open_mouth pastoral_dog penetration penis sheepdog slime solo tentacles tongue