44 parts Complete Seventeen-year-old Charlotte's world shatters when she's kidnapped on her way to school. Awakening in a boarded-up house, she discovers her long-missing friend Grayson and another ally, Alex. Together, they meet Isabella, who has been in that house since the day she was born. In a race against time, their survival hinges on the silent traces they uncover. In this psychological thriller, bonds are tested, and secrets are unraveled as Charlotte, Grayson, Isabella and Alex fight for their lives. With every silent trace they uncover, the path to freedom becomes clearer. But will they escape before it's too late?