I'll take it off... A perverted female teacher with a bondage desire

Arisa is a female teacher with a strong approach to entrance exams and is the homeroom teacher of the S class, a school entrance class where talented talents gather. However, the true identity of the priest who controls discipline and intelligence is a perverted woman writhing in the "forbidden" of hemp rope with a ecstatic expression...One day, her overflowing fetish reveals and awakens as a female slave...