A mild-mannered father is transformed into a killing machine after his family is torn apart by a violent act.

Thomas leads his group of escaped Gladers on their final and most dangerous mission yet. To save their friends, they must break into the legendary Last City, a WCKD-controlled labyrinth that may turn out to be the deadliest maze of all. Anyone who makes it out alive will get answers to the questions the Gladers have been asking since they first arrived in the maze.

پس از اینکه حافظه توماس پاک می شود، وی خود را به عنوان یکی از اعضای گروهی می بیند که در مارپیچی گرفتار شده اند و باید به کمک دیگر اعضا راه فرار خود از وضعیت کنونی را هموار کنند اما...