A prequel to the New York Times bestselling Maze Runner series - now a series of major motion pictures starring Dylan O'Brien!

SPOILER ALERT: Make sure you've read The Maze Runner, The Scorch Trials and The Death Cure first. SEE THE FILMS. READ THE BOOKS. ENTER THE MAZE ... The world has ended: the earth is scorched, and fever rages through the population.

Out of the chaos, a boy emerges with the power to change everything: Thomas.

This is the start of his story. An electrifying Maze Runner prequel, The Fever Code holds all the answers: How did WICKED find the Gladers?

Who are Group B? Whose side are Thomas and Teresa really on? Lies will be exposed. Secrets uncovered. Loyalties proven. You'll never see the truth coming ... Make sure to check out James Dashner's other prequel to the Maze Runner series, The Kill Order!