#sibling-rivalry

A grounded teen hatches a mischievous plan to get back at his older sister after she got him in trouble for hiding a porn magazine.

A mother enlists her son in a lustful plan to seduce his sister while the three navigate their already complicated incestuous relationship.

The series finale follows a brother caught in a compromising position with one sister while another returns home unexpectedly, wrapping up a long-running saga of tangled romantic entanglements.

A mother and her two daughters meet for drinks to discuss the youngest's neglectful marriage, but the evening spirals into a taboo family gathering.

An unpopular high school sophomore fantasizes about a threesome with his gorgeous twin sister and the school's cheer captain while navigating his pariah status after a championship incident.

A college coed reels from a kiss with her half-brother's brother after an orgiastic display before the entire student body, forcing her to confront feelings she never intended to encourage.

Eighteen-year-old Pia heads off on a holiday that changes her life forever, navigating sisterly rivalry and new experiences.

A younger sister visits her older sibling at college and gets seduced into sexual experimentation with her sister's boyfriend and friends.

An 18-year-old with mind-control abilities turns his bitchy sister-in-law into a submissive sex slave over the summer.

A girl turned bi by her time-manipulating brother commands his mind-controlled army of gay men and enslaved girls in a massive gymnasium orgy.

Two identical twin sisters in suburban Boston harbor a seething hatred for each other that escalates over a petty dispute about sharing a car.

College student Sam visits her brother's reality-editing brothel, Dreamgirl Delight, to explore its pleasures while her brother schemes to edit reality itself.

A man continues his sexual relationship with a sleeping family member while her sister watches and masturbates from the doorway.

An overworked husband goes to return a casserole dish to his wife's identical twin sister, setting the stage for betrayal and deceit.

A jealous 14-year-old girl sneaks into her older sister's party and ends up experimenting with five high school boys in her bedroom.

Amanda's jealousy flares as her girlfriend Hina shows growing interest in her brother Max during a late-night family gathering.

A teen geek reflects on losing his virginity to classmate Maria before facing his family's knowing reactions at dinner, with hints that his sister may be next.

A vindictive high schooler mind-controls her bullying quarterback classmate and his twin younger sisters into humiliating incestuous encounters.

Two teenage sisters share a room, but the younger one secretly lives a double life online, craving cock and any opportunity to indulge her obsession while her older sister begins dating.

A man juggles his step-sister and a submissive co-worker, navigating jealousy and an 'understanding' between the women.