The thrilling sequel to the steampunk book Levethian. Alek and Deryn end up in the Ottoman empire and end up helping over throw the sultan and his tesla cannon to help the Levethian guide the Behemoth a monster that can consume entire Clanker ships the Darwinists create creatures from other animals DNA combined. Will the revelation win this battle find out

this is a Steampunk book about world war 1 plus a little bit of ww2 with Deryn a girl in the British Air service disguied as a boy and Alek a boy who winds up on the Levethian who is a traitor to the Clanker natons or the central powers and ends up helping the Darwinists or the aliied powers

This book just gets weirder and weirder as I read the book. Jake does change a lot but, still I think the writer could have done it better