Slave galleys, ghost ships, shipwrecks and sea monsters are only preludes to Prince Jemany's confrontation with the evil Sisterhood of the Blue Storm as he seeks the fourth crystal, Wenaya's blue jewel. The latest instalment in this epic saga is a whirling fantasia of swashbuckling adventure, tragedy and triumph, of comedy and romance, of heart-stopping action and unforgettable, larger-than-life characters, caught up in a quest on which hangs the fate of the world.