Once dragons ravaged the city of Redflet. They were defeated by witchcraft, but he said that their ghosts might be awakened by a magical sword. However, the weapon comes out of the crypt of the Citadel. It is the ransom demanded by those who kidnapped the son of the sovereign. The King who died, this is Alec Deraan, a former officer in exile, who will be in charge of the Exchange. Time is short and the path full of pitfalls.