The Queen's Thief, tome 6 : Return of the Thief

Neither accepted nor beloved, Eugenides is the uneasy linchpin of a truce on the Lesser Peninsula, where he has risen to be high king of Attolia, Eddis, and Sounis. As the treacherous Baron Erondites schemes anew and a prophecy appears to foretell the death of the king, the ruthless Mede empire prepares to strike. The New York Times–bestselling Queen’s Thief novels are rich with political machinations, divine intervention, dangerous journeys, battles lost and won, power, passion, and deception.