Rule 34 Dev - anal anal_sex animal_genitalia animal_penis anthro barefoot black_penis blue_hair chair clothed clothing desk duo equine equine_penis erection green_eyes hair half-closed_eyes hand_on_butt hat hooves horn horse horsecock looking_back male male_only mammal multicolored_hair nude one_eye_closed open_mouth pants penetration penis police_uniform red_eyes red_hair rolling_chair seibear sex shelf signature sitting smile tail_aside unicorn uniform yaoi|3203508536