The black sheep of the family has spent a lifetime in the shadow of her prodigal younger sister. As the relationship with her mother takes a turn for the worse, things build to a boil that will leave one family member dead.

The Beck twins spend their entire lives side by side in the same house, until the day one of them decides that she's had enough.

Two adopted sisters are inseparable until the social pressures of high school and bullying drive a wedge of violence between them.

Charity seems like your typical teenager - she's a popular cheerleader with good grades and and works at the local pizza parlor. But to her mother and sisters, Charity is possessed by a demon that needs to be dealt with.

After years of struggling with mental health issues, Janece Cook moves in with her elderly parents. But when the family patriarch commits suicide, her younger sister is determined to sever Janece's ties with the family.

The accidental drowning of their two children strains Lonnie and Betty Jo Fowler's marriage to the breaking point. But after reconciling and moving closer to family, a sister-in-law's suspicions turn violent.

A well-intentioned social worker goes missing after becoming involved with two sisters raising children in a trash-ridden house.

When her husband cuts her off financially, Diane Hart turns to her older sister for help; the sisters come up with a deadly plan to get at the money Diane feels she deserves.

When a philanderer is reported missing, police suspect foul play, focusing on the man's wife as well as her best friend in the world, her sister.

A childhood friendship turns into an adult romance that ends in murder.

One daughter's tragic murder rocks a dysfunctional family's world. A second daughter descends into madness by the death, coupled with a ferocious custody battle that drives her into a homicidal rage.

The Plummer sisters' tight relationship unravels with a series of suspicious arsons and a missing inheritance. Then one sister falls ill, while her estranged sibling coldly witnesses her slow, painful death.

A custody battle turns deadly as twin sisters craft a complicated, cross-country conspiracy to eliminate the one person standing in their way - as the children look on in dismay.

A disabled Florida woman is cared for by her sister in relative peace for four decades until a life-changing event decimates their relationship, and the result is murder.

A hit-and-run car accident might not be an accident, after all.

Two sisters, with little in common, cope with their overly protective mother in very different ways and with very deadly consequences.