The police and the Sullivans race to find Anthony.
Henry asks Fred for help in decoding the clues left by Anthony’s abductor. Luke and Helen still believe their son's disappearance is related to Henry's past. Susan makes an important discovery and issues an Amber Alert.
Susan and Charles focus their investigation on Stephen Price – their main suspect in Anthony’s disappearance. Still driven to pursue his own investigation but confined to a hospital bed, Henry confides in Fred, Catherine’s patient.
When Anthony Sullivan disappears on his tenth birthday, his family is devastated. However, as more and more time passes without the police being able to locate him, long-buried family secrets are dragged to the surface, turning the Sullivan family against one another.