“馬姦” (google translates to “horse rape”) by Xiin. My face when Xiin finally draws a horse picture after making art for over a decade:

tags: ponygfx's place, NSFW,Xiin,bestiality,zoophilia,male,female,male/female,straight,rape,forced,cum,cumshot,sex,ahegao,cum in mouth,horse cum,breasts,nipples,porn,hentai,feral,human,feral on human,equine,horse,stallion,big breasts,facial,fucked silly,happy sex,

from: https://ponygfx.tumblr.com/post/154912885118