Kat is covered in feces from head to toe, her interest piqued as I mix over a liter of urine and feces for her to consume. She must now drink the entirety of the malodorous, slightly viscous mixture. This mixture of feces and urine serves as an exceptional reward for a toilet slave such as Kat. Taking a deep breath, she begins to drink the mixture in one swift gulp. Impressive, I am pleased, she has consumed it all, every last drop. Suddenly, a fountain of brown vomit erupts from her mouth…