Fool’s Errand Robin Hobb

Years have passed since Fitz was tortured by Prince Regal. Now he lives in self-imposed exile far from the court. Even his beloved Molly believes him dead. It is safer that way.

But safety remains an illusion. Even though war is over dangerous undercurrents still swirl around the Six Duchies and suddenly young Prince Dutiful disappears just before his crucial diplomatic wedding to shore up the peace.