Abigail and Madison Montgomery are two sisters constantly at odds, their personalities polar opposites. While young Madison is a bright, caring down-to-earth girl, her wicked older sister Abigail is a stuck-up, spoiled socialite who constantly bucks responsibility. After a particularly heated argument between the two leaves Abigail seething, she devises a sinister scheme to get rid of her little sister once and for all by enrolling Madison in a strict reform school. However, when an innocent prank results in a surprising case of mistaken identity, Abigail suddenly finds herself trapped in her own insidious web of lies. Can she escape before it's too late?
