The discovery of a strange and superior warship sends Dion, youngest son of the king of Xanthos, and Chloe, a Phalesian princess, on a journey across the sea, where they are confronted by a kingdom far more powerful than they could ever have imagined. But they also find a place in turmoil, for the ruthless sun king, Solon, is dying. In order to gain entrance to heaven, Solon is building a tomb—a pyramid clad in gold—and has scoured his own empire for gold until there’s no more to be found.