Jarhead (2005)
A wife records herself screwing the neighbor and sends the tape to her husband who is a soldier stationed in Iraq. Her husband thinks it’s just a regular movie so he lets the whole troops watch.
Cheating Wife
Young Mother 2 (2014)
Because of a Pandora’s Box, Yeong-gil is experiencing either a recurring day or recurring dreams and he has no idea which of them are real and when they will end. In one of these days (or dreams), he gets to bang the mom of Joo-yeon, a girl who hires him to pretend as her boyfriend.
Immoral Wife (2005)
A wife thinks that all her sexual perversions and promiscuity is all behind her when she got married. But a friend of her husband who comes over for a drink will prove her wrong.
Love After Death (1968)
Montel is buried alive by his wife and her lover, Montel’s doctor, so that she can inherit his wealth. One of the doctor’s henchman is also the wife’s lover and they conspire to get rid of the doctor as well. Plus, Montel switches places with a husband (by knocking him out) and makes love to his wife without her realizing that he isn’t her husband anymore.
Forbidden Homework (1992)
A film student invites a widow who is a former actress to do a film with him. He practices the film’s sex scenes with her. She gets seduced and they have sex for real. But is she just a family friend or is she related in any way to the student?
Hot Desire (2013)
A wife’s re-ignited affair leads to the murder of both her husband and her lover.
Trhauma (1980)
Among a group of friends, one husband blackmails the wife of another for having some lesbian action with his own wife.
Before the Devil Knows You’re Dead (2007) – Marisa Tomei
A guy slips out of work every Thursday to screw his older brother’s wife.
Unfaithful Wife: Shameful Torture (1992)
A wife has a lover, and she claims that her husband allows her to be with him. Plus, she regularly goes to “the Sleeping Room” and allows herself to be molested by perverted clients while in a trance-like state.
ABP-205 I’m Sorry, You … Hayashi Yuna (2014)
A guy holds a picture of the wife and her husband in front of the wife’s face while she’s sucking his dick, to remind her how much of a cheating bitch she is.