Explore the most outrageous crimes committed by unlikely sister duos, with interviews revealing their descent into darkness and what triggered it.
Subtitles: English
Season 3
S03:E01 - A Song for Sarra
A young woman's murder has deadly consequences for members of her family.
S03:E02 - Her Own Medicine
Two sisters feud over an inheritance until one ends up dead.
S03:E03 - Smokey Mountain Murder
Twin sisters conspire to eliminate their rival in a custody battle.
S03:E04 - The Good Sister
Two Sisters clash over money issues, and the feud leaves one dead.
S03:E05 - The Old River Road
A hit-and-run car accident might not be an accident, after all.
S03:E06 - House Rules
Two sisters deal with their overly protective mother in sinister ways.
S03:E07 - Cold as Ice
A family descends into madness and murder after they move to Alaska.
S03:E08 - The Patio Door
The hatred between two small-town sisters boils over into a deadly feud.
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