Rui is a visiting instructor. One day, she goes to Sato's house. Sato is very creepy, and Rui, who is cunning, senses something is wrong right away. She plans to say goodbye after collecting the high lesson fee as usual, but... After being hypnotized and controlled by the vulgar instructor, she is magically transformed into an infinite orgasm sex slaver, even though she is covered in drool... She proceeds with the 60-minute course of peeing...
