The uncommon sexual act of when Partner 1 takes a laxative
and then proceeds to let Partner 2 perform
oral sex on their anus. Whilst this is taking place, Partner 1 will then
defecate into Partner 2's mouth. Then Partner 2 will gargle the feces and spit it back into the anus. Finally, Partner 1 will defecate once more and Partner 2 will swallow the feces.