For fans of Dan Brown's Inferno, a sensational Italian thriller starring Dante Alighieri as lead detective. Florence, August 1300. On the banks of the river Arno, a war galley is found with the entire crew dead inside. Dante Alighieri, Prior to the City, suspects poison but the only clue is a mysterious mechanical device. Dante suspects that the damaged device is the work of al-Jazari, the legendary Persian inventor. But others are also after the instrument and will stop at nothing to lay their hands on it... When Dante returns to Florence to work on his magnum opus, the Divine Comedy, he discovers that the renegade monk, Brinando, is stirring up trouble and recruiting Florentines for a new crusade to liberate the Holy Land. Is this disturbing new development somehow linked to the deaths of the galley crew?