The squabbling Norse gods and goddesses of Runemarks are back! And there's a feisty new heroine on the scene: Maggie, twin sister to Maddy but brought up a world apart - literally, in World's End, the focus of the Order in which Maddy was raised.

Now the Order is destroyed, Chaos is filling the vacuum left behind...and is breaching the everyday world.

A chilling prophecy from the Oracle. A conflict between two sisters. And with just nine days to stave off the Apocalypse, carnage is about to be unleashed ...