Rule 34 Dev - 2015 absurdres anus ass blue_book book bookshelf clitoris closed_eyes cutie_mark door equine female friendship_is_magic furry furry_only green_book highres hooves horn indoors lying mammal my_little_pony non-anthro on_front peeing peeing_on_book pussy pussy_juice ratofdrawn red_book smile solo tail tail_dock them's_fightin'_herds twilight_sparkle underhoof unicorn urine velvet_reindeer_(tfh) watersports|2075619168