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A woman watches a peep show with real porn on it, full penetration is shown in what she watches.A woman watches a man have sex.A woman gives a man a handjob and blowjob
A woman cuts herself in the vaginal region to become aroused, blood runs down where she is sitting.A woman bites a man while giving a blowjob, this can't be seen, but assumed. Main character stabs herself in chest in final scene
The word "cunt " is used.
The movie is quite disturbing because of the masochistic piano teacher and what she does and gets turned on by.