They say that every person has his own double. But has anyone ever met him? Detective Cassie Maddox goes to the crime scene and, seeing the victim, is speechless: the murdered girl named Lexi looks like her, like a twin sister. The police decide to take advantage of this circumstance to catch the criminal with live bait , and, spreading a rumor that the girl was saved, introduces Cassie into the inner circle of the murdered woman. It would seem that everything is going according to plan... but every day the police have more and more questions. Which of Lexie’s “close ones” will deal the fatal blow again? And why does their employee, Detective Cassie Maddox, look so much like the victim?