The Infinite Glade — James Dashner

The Infinite Glade is the final book of The Maze Cutter series, resolving long-unanswered questions of The Maze Runner world...When Newt’s journal is decoded, long-buried secrets of the past come to light and the group of descendants along with Old Man Frypan are forced to choose between risking their lives to share the painful truth of the evolving maze trials with the world, or escaping the chaos with their lives and letting the deepest darkest of secrets stay buried in The Glade forever.