13 years before the main trilogy.Though written fourth, this book is the true beginning. It follows Mark and Trina, survivors of the initial sun flares that devastated Earth. As they navigate the ruins of the Appalachian Mountains, they witness the release of a man-made virus—the Flare—intended to control the population. This book explains the origins of the madness that consumes the world and the early, desperate days of the government’s collapse. 2. The Fever Code (Prequel #2)
(Book 2)
The movie adaptations of the series, also called , deviate slightly from the book series but generally follow the same chronological order: the maze runner chronological order