Magnus and his friends set sail for the farthest borders of Jotunheim and Niflheim in pursuit of Asgard's greatest threat, Loki's demonic ship full of zombies.

The novel is a brilliant first-person narrative of the rise and fall of the Norse gods--retold from the point of view of the world's ultimate trickster, Loki. It tells the story of Loki's recruitment from the underworld of Chaos, his many exploits on behalf of his one-eyed master, Odin, through to his eventual betrayal of the gods and the fall of Asgard itself.

Norse god Loki records the highs and lows of living on Earth as an eleven-year-old in grumbles, snarks, and doodles in his enchanted diary. He might not have shown any moral improvement (yet); but Odin has given Loki another chance to prove himself worthy of Asgard. Earning everyone's trust isn't easy, however. So far, Loki has managed to make only one human friend, Valerie, but is now irritated to learn that Valerie has made another friend, Georgina....