When Thomas wakes up in the lift, the only thing he can remember is his first name. When the lift's doors open, Thomas finds himself surrounded by kids who welcome him to the Glade, a large maze enclosed by stone walls, and just like Thomas, the Gladers don't know why or how they got to the Glade,...Read more and they all must escape the deadly-creatures-infested place.
Thomas and his fellow Gladers try to regain their lives again after escaping from the maze, but find that life outside the maze is a desolate waste land full of blood-thirsty zombies. At the same time they're trying to find clues to guide them to the organization behind the maze.
As a deadly disease called 'The Flare' spreads while Thomas and his friends need to break into the Last City and survive the WKCD troops as well as attacks by zombies, an arduous mission starts into the deadliest of labyrinths.