Leviathan

On the eve of World War I, conflicts in Europe are coming to a bloody boil. On every side, governments are frantically arming themselves with new weaponry and sorting out likely friends and foes. On the whole continent, perhaps the oddest pairing of all is the makeshift alliance bred in danger between Aleksandar Ferdinand, fugitive prince of the Austro-Hungarian Empire, and Deryn Sharp, a daring British airwoman disguised as a boy. Both have secrets that they must conceal and now face dangers of literally global proportions.