World war has erupted, and the small country of Ghenisa, like many others, is teetering on the brink of collapse under the onslaught of the sinister Empire of Octung. Dr. Francis Avery and his small band, pursued by all the might of Octung, race toward the dread capital of Octung itself, where they hope to unlock the secret of how to defeat Octung and the awful beings it serves.Along the way Avery and the others will have to navigate their way through a world at war, dodging assassins, spies, mutants and otherworldly horrors. But that's just the beginning.The Engine of Ruin is the second volume in The Atomic Sea, a tale of adventure and thrills in an awe-inspiring world unlike any you've ever seen before. Welcome to the New York Times bestselling world of the Atomic Sea.