The Perfect Son*, a psychological thriller by New York Times bestselling author Freida McFadden, centers on Erika Cass, whose seemingly perfect life is shattered when detectives arrive at her door. A local high school girl has vanished, and the police suspect murder, with Erika's teenage son, Liam, the last person to see her alive. Erika has always sensed something different about Liam, but wants to believe in his innocence.