Inside the confined box, only her face is exposed, creating the perfect toilet—a cesspool made just for Maya. On day four, Human Toilet Unit 28 diligently performs her duties: licking her own socks and feet, smelling and swallowing her saliva, face-sitting on her panties, offering her pussy for cunnilingus, exposing her anus to be sniffed and licked. To fulfill her role as a human toilet, she receives piss directly into her mouth, drinks the urine, and meticulously cleans the area with her tongue after urination. Finally, she takes feces into her mouth and consumes it, indulging in the ultimate extreme performance.