Hold Tight By Harlan Coben

Back cover describes a family thriller: 'Tia and Mike never thought they would spy on their kids... their sixteen-year-old son Adam has been unusually distant since the suicide of his classmate,' leading to a covert spy program on Adam's computer and a cryptic message. The book follows the secrets that threaten a suburban family and includes an exclusive extract from Harlan Coben's Long Lost.