Plot Synopsis

Based on the book by Lois Duncan. After the shocking and untimely death of her husband, Shelley Stratton moves her daughter Alexis and her adopted daughter, Laurie, to their remote summerhouse in hopes of giving her family a fresh start. As Laurie begins to settle in and put her life back together, she gets the eerie feeling that she is constantly being watched and her uneasiness grows when people start claiming to see her in places she has never been. The family's fragile state begins to unravel when Laurie unearths the dark past, discovering a twin-sister she never knew she had. Laurie is forced to delve deeper into her twin's secrets, for as it turns out her twin has been locked up for years. Laurie must now understand their strange connection in order to prevent her sister from taking over her life and harming her loved ones.