Memory: Book Three of the Scavenger Trilogy by K. J. Parker
Returning to his childhood home was supposed to bring peace for Poldarn. But it was not to be. The island proved no sanctuary from the ghosts of his past, or from the demons that stalk his dreams. Instead he has unearthed yet more tantalizing clues to his former life. And with each fresh discovery, Poldarn is coming ever closer to the reality of his shadowy origins.
One by one the fragmented tales and obscure clues are falling into place, forming a truth he cannot escape, a past he cannot deny, and a history that may be more than he - or anyone else - can bear ...