All the Colors of the Dark (1972)
A common-law wife gets raped in a satanic ritual. It seems to solve her sexual problem so she comes back and lets the cult leader screw her again.
rape turned willing
Fiendish – Diaries of Breaking Mother and Sisters (2013) aka Kichiku: Haha Shimai Choukyou Nikki
A fat, nerdy, pharmaceutical student uses his knowledge to drug his aunt and two cousins so that they will submit to him sexually.
Ebola Syndrome (1996)
A guy fucks his boss’ wife, gets caught and commits murder. Later, he rapes his new boss’ wife and makes her beg for his cock so that he won’t kill her.
Nang Rong (2012) aka Starring
A girl arrives at a remote village to join her boyfriend but gets fucked by a local guy inside her car when it breaks down. Later, when her boyfriend refuses to have sex with her at the inn, she has sex with the local guy instead.
Slave Wife (1976)
A wife is subjected to S&M and bondage by her family’s former butler. Eventually, she submits to it.
Secret of a Housewife (1999) aka Hiiro no Koku
A housewife gets raped by a bunch of men. As it turns out she likes it and her life becomes a succession of perverted sexual adventures.
Beauty in Rope Hell (1983)
A mailman abducts a pretty, young wife whose husband has gone off to war.
IPZ-146 Fucked In Front Of Her Husband Kaori Maeda (2013)
A husband comes home and finds his wife getting raped… or is she really getting raped?
Mistreated Bride (2005)
A wife lives with his husband’s family and gets fucked by her father-in-law and brother-in-law. The brother-in-law also gets to fuck his father’s third wife (aka his stepmom).
Malù e l’amante (1991)
1991A wife had an affair with the stable boy. The stable boy gets jailed but when he gets out, the wife’s rich old husband employs him again, so the wife resumes her affair with him.