Blown Away (1993)
1993A young guy comes home and finds his about-to-be-ex-girlfriend in bed with his half-brother. His new girlfriend, a femme fatale, also cheats on him at the end of the film.
cheats with boyfriend’s brother
Sin Sisters (2002)
2002A nurse has sex with a female co-worker and a young male patient, while at the same time withholding sex from her rich fiance because she doesn’t want him to think that she’s a tramp… and other cheating stories.
Sugar Mountain (2016)
2016Two brothers fake the disappearance of the older brother in the Alaskan mountains so that they can sell his survival story. While the older brother is up in the mountains, his girlfriend and the younger brother have sex.
Diosa (1982)
1982A forest nymph disguises as a modern, seductive woman and seduces two brothers, making them fight each other.
One Unprecedented (2015)
2015Min-joon owns a Chinese restaurant in the countryside and is doing well in life when his former lover, Crystal, reappears one day. Their love for each other is reignited and so they start living together in one roof along with Min-joon’s two younger brothers, Mingyu and Dongyu. Mingyu, the second eldest, is worried that Crystal is after his older brother’s money. One day, he comes home to find Crystal sleeping in her bed. He likes […]
Double Impact
1991A jealous guy imagines that his twin brother is fucking his girlfriend on a boat.
Blue Sky (2008) – Sora Aoi
During a couple’s cool-off period, the girlfriend lets her boyfriend’s younger brother suck her tits in bed because she feels lonely and can’t sleep.
Igby Goes Down (2002) – Amanda Peet, Claire Danes
Igby gets to bang the mistress of his godfather. But his girlfriend also cheats on him and dumps him for his older brother.