The king of the isle of Morien is dead, and now the new King Herla, a brave and powerful youth, must face his greatest challenge when an eldritch storm shipwrecks mysterious elves onto his shores. An ancient law forbids Herla from casting the elves back into the seas, so he accepts their presence and watches them carefully. But when accidents, thefts, violent slayings and unnatural disease spread across his land, Herla is up against the odds and about to discover the darkest secret of all.