Zarim and the crew of the airship Excalibur were simple pirates, performing any job so long as the price was right. Until the day they were tasked with retrieving the mysterious Soulstones-legendary artifacts rumored to be the source of all life on the planet, and holding the promise of granting vast power to the person who gathers all five. Their quest will take them to the far reaches of the planet, from pirate havens to the realm of the dead, from the land of faeries to a tribal society of cat-people. All while trying to stay one step ahead of the forces of the empire, led by an extremely powerful and twisted sorcerer who wants the stones for his own malicious purposes From Percival Constantine, author of The Myth Hunter and Infernum series, comes a thrilling adventure in an all-new world