FURVERT!

all_fours balls bdsm bodily_fluids bridle brown_body brown_fur cum cum_drip dripping english_text equid equine erection feral feral_transformation fur genital_fluids genitals growth heterochromia hoofin-it hooves horse human human_to_feral male mammal medial_ring mid_transformation penis petplay ponyplay quadruped reins roleplay saddle solo species_transformation stable story story_in_description tail tail_growth text tied_to_pole transformation white_body white_fur