The Elementary Particles (2006) aka Elementarteilchen
2006In a swinger’s orgy. a guy watches as a couple of men take turns in screwing his girlfriend in front of him while another female is sucking his dick.
Swinging
And They Call It Summer (2012)
2012A 40-something wife whose marriage isn’t consummated has an affair with a younger guy who is infatuated with her.
The Freebie (2010)
2010A married couple agrees to have one-night stands with other people with no questions asked after. The husband hooks up with a cute barista working at a cafe while the wife hooks up with a bartender in a bar.
A Housewife Named Candy (2006)
2006Housewife Nora and her best friend Candy, a party girl, decide to swap their lifestyles for one day. Everyone’s fantasies are fulfilled as the ladies enjoy an erotic night as sexy housewives with new husbands.
Sister-In-Law’s Diary (2019)
2019A wife seduces her younger sister’s boyfriend while her sister seduces her husband. In the longer cut of the film, this will lead to a foursome between the two couples while in the shorter cut, the wife remains a cheating wife.
Post Tenebras Lux (2012)
2012A husband watches as his pretty young wife gets feasted on by old men when they go on an up-scale sex holiday in Europe.
Whispery (2021) aka In Soapta
2021Two couples who are friends swap partners to energize their sex lives. After their swapping, one of the husbands seduces and screws the other guy’s wife at her home when she is left alone by her husband for a business trip.
The Sex Monster (1999)
1999A building contractor pushes his wife into entering into a threesome. Unfortunately for him, his wife gets more out of it than he does and becomes a tigress seducing every female she meets including his secretary.
69+1 (2021)
2021A lesbian couple seeks the help of their male friend to be involved in their relationship for a threesome to somehow cure their seven-year itch over men. Each of the women ends up cheating on each other by spending some alone time with the guy.
Erotic Confessions: Pleasure (1995)
1995A girlfriend cheats on her passed-out boyfriend during a night of card and truth-or-dare games with their other couple friends, etc.