Belle Moriarty was there one moment and gone the next. Ten years ago, she disappeared walking home from school, under the supervision of her older sister Eve. Eve has never recovered from the guilt of turning her back on her. But then Eve receives a phone call that changes everything. Belle has been found—alive. But who took her? Why did they keep her alive all these years? And now that Belle has escaped, will they try to silence her for good? With Belle in a coma and Eve receiving increasingly terrifying threats, she must discover the kidnapper's identity before they return to finish what they started...