Root is a thrall on the island of Bornholm, sold into slavery with no recollection of his former life. He's also a very unpopular thrall. He's slept with his master's favorite servant girl and as a result, he's sent out to guard the sheep from a mysterious creature that's left livestock dead all over the island. But Root's fate is about to change - as two trolls, servants of the mischievous Loki - have come to Bornholm in search of the creature and...