Ursula Archer's and Arno Strobel's internationally bestsellingStrangersis a shocking thriller and mind-bending must-read. It explores what happens when mysterious foul play causes a woman not to recognize or remember her fiance, but forces the couple to trust each other and fight the odds.

Trust or die.

Imagine you're home alone. Suddenly a man stands before you. He claims to be your fiance. But you have no idea who he is. And nothing in your home suggests that someone lives with you. He's talking to you, but nothing makes sense. You're afraid. And you feel the irresistible urge to attack. Take a knife. Are you crazy?

Imagine you come home and your fiancee doesn't recognize you. She thinks you're a burglar. Worse, a rapist. You just want to protect her, but she defends herself against your perceived threat and barricades herself behind a door. She claims she's never seen you before. She obviously thinks you're crazy. Are you?

A woman. A man. The more they try to understand the situation, the more confusing it becomes. Soon they must realize that they are in deadly danger. And there's only one chance for survival: they must trust each other.