Female Teacher in Rope Hell
It all starts when Teacher Sayuri tries to help a student who is getting raped. Instead she, herself, is subjected to a sexual assault. Then later a co-worker stops by her house with words of cheer, but instead of making her feel better he captures and tortures the woman.
Genres: Drama
Directors: Shôgorô Nishimura
Writers: Oniroku Dan
Homepage: https://www.nikkatsu.com/movie/25853.html
IMDB: tt0285503