When Laurie's friend Emily tragically dies in a fire, the woman realizes that this is no accident. Whoever is pursuing her was simply mistaken, and Laurie herself should have been in Emily's place. Laurie is presumed dead because Emily had her medallion around her neck. Laurie understands that now danger threatens not only her, but also her loved ones. For example, daughter Polly, who is now hundreds of miles away. The woman must manage to save her daughter and herself from death within 24 hours, and also understand who killed Emily.