The highly anticipated final book in the beloved LUX series from bestselling author, Jennifer L. Armentrout! THE LINES BETWEEN GOOD AND BAD HAVE BLURRED The world changed the night the Luxen came. And I stood by and watched as Daemon threatened to obliterate every last human and hybrid on Earth. Daemon will do anything to save those he loves, even if it means betrayal. But when it quickly becomes impossible to tell friend from foe, and the world is crumbling around us, we may lose everything to ensure the survival of our friends. . . and mankind.