In The Voices of the Numbered, Amelia Rivera (aka Memory) and her friends-Abednego, Ghost, and Tech-find themselves taken by the Elite agents to the Experiment Halls. The Zoeks must find the courage to endure the torturous experiments and horrific brainwashing of the Elite. In her attempt to survive, Memory will come face-to-face with the secrets her father tried to protect her from and the vicious nature of Hidey Jagger.