Furnace Penitentiary: the world's most secure prison for young offenders, buried a mile beneath the earth's surface. Convicted of a murder he didn't commit, sentenced to life without parole, "new fish" Alex Sawyer knows he has two choices: find a way out, or resign himself to a death behind bars, in the darkness at the bottom of the world. Except in Furnace, death is the least of his worries. Soon Alex discovers that the prison is a place of pure

...

From the author of Fury, The Devil's Engine: Hellwalkers concludes an explosive trilogy about the secret battle for control of an all-powerful ancient machine which can grant you anything you wish for, in exchange for your soul. In the this final book of Alexander Gordon Smith's Devil's Engine series, Marlow and Pan are in hell. Literally in hell. Faced with the awful truth of being trapped in the underworld for an eternity-of Pan being trapped-Marlow...

It is December 1944 and Europe is still gripped by war. In the densely forested mountains of Belgium one of the conflict's most brutal battles is raging. Cut off from the front, a ragtag group of young British and American soldiers finds itself being hunted by a patrol of elite German Special Forces, including a newly commissioned officer called Kreuz—a teenage boy who will grow up to become Warden Cross (the fearsome prison director who

...

"Fifteen-year-old Marlow understands that their former leader must be stopped from using the two Devil's Engines in his control to open the gates of hell--something Boyd cannot do until he discovers the location of a mythical third machine. Marlow and Pan must take up this deadly duel with an all-powerful enemy that seems utterly impossible to win"--