Ms. Yamada is an office lady whose hobby is self-bondage and masturbation.
Mr. Yamada has been subjected to unreasonable training ever since his perverted tastes were discovered by his boss in the previous work.
He was tied up and left in a deserted public restroom (for men). Finally a homeless old man
I was found…! ?
Literally as a dirty feces woman (Obenjo), she accepts every desire of the old man!