Movies and TvShows featuring "brother-watches-sister-having-sex" theme.

A young man falls in love with extra-liberated Giulia. Their relationship becomes very passionate, but Giulia has no limits in her sexual fantasies and games. Poor guy, will soon discover he'll have to pay a price for Giulia. He'll have to put up with all her strange and pervert desires, until of course he reaches his limits.

Back Roads is a gripping crime drama thriller that takes place in a small backwoods town in the 1990s. The story follows a troubled man named Harley Altmyer, who is struggling to care for his three sisters in the aftermath of their mother being sent to jail for killing their abusive father. As Harley tries to hold his family together, he becomes entangled in a web of secrets, deceit, and murder.

American Nightmare is a disturbing film that explores taboo subjects such as father-daughter incest and murder. It follows the story of a runaway teenage girl who gets involved in a twisted relationship with her father, leading to a series of horrifying events. The film is known for its sleazy and gritty atmosphere, making it a cult classic in the crime and horror genres.

A young city couple find themselves stuck at a rural gas station after their car breaks down. An old man, disturbed by their disrespectful behavior, starts telling them a story about the importance of respect: the cautionary tale of El Cojonudo.

How to Draw a Perfect Circle (2009) explores the taboo subject of incestuous twin siblings and the psychological and emotional complexities of their relationship. Set in Lisbon, Portugal, the movie delves into themes of jealousy, teenage sexuality, and coming-of-age. The dysfunctional brother-sister relationship and the loss of virginity play prominent roles in the plot, as well as other explicit sexual acts and emotional turbulence.

After several nuclear explosions, two men and one woman wake up in the middle of a desert and begin a journey of survival and self-discovery.

For teenage twins Robert and Elena, a weekend can seem endless yet still fly by. Time almost stands still while discussing philosophy, lying in a blissful cornfield near a remote gas station. They are in their own little world, a twin world of twin games and twin love. A confined world where emotions rise, where pressure mounts into rage… The turmoil of adolescence.