After her identical twin goes missing in a small, suburban town, a sixteen-year-old girl reflects on her parents' crumbling marriage and muddles through life without her other half.

After their mother’s sudden disappearance, a brother and sister meet their estranged aunt; although the sister takes to the aunt instantly, the brother senses something darker inside her and fears for his sister’s safety.

A family house in New Jersey watches on as twin boys are born, grow up together, and eventually become two very different men.

Amidst an outbreak of child abductions across the country, two new parents with toddler twins grapple with growing paranoia and keeping their young boys safe, which begins to put a strain on their evolving marriage.

In a small town, Rhea and Rhoda, two vivacious, inseparable twins, are found brutally murdered and raped by a developmentally disabled man.

A pair of incestuous twin sisters travel across the American south as they serially murder a slew of unsuspecting hitchhikers.

If two sisters are born to a family, they will be competitive for life.

A charismatic banker pretends to have a twin brother so intensely that he is able to pull off a high-stakes robbery only to become his pseudo-self in the process.

When a middle-aged man’s personality literally splits in two, he gives his responsibilities to his new half. But when he is ready to return to his life, the other half refuses.

When a man marries a princess from Cimmeria, a country he believes he imagined into existence, he must come to terms with a culture that recognizes twins as a single person—a primary and their shadow—and the lengths a shadow twin would go to in order to become their own person.