Samantha Caine is a small-town schoolteacher and mom with no memory of her life before washing up on a beach eight years ago. After a car accident and a violent home invasion trigger flashes of her past, she discovers she used to be a deadly CIA assassin. Teaming up with a wisecracking private investigator, Mitch, she uncovers a secret government plot to stage a terrorist attack in Niagara Falls. When her daughter is kidnapped, Samantha must return to her old ways to stop the attack, rescue her...show more