The Book That Wouldn't Burn by Mark Lawrence

The second novel in the thrilling and epic new fantasy series from the international bestselling author of Red Sister and Prince of Thorns.On the planet Abeth there is only the ice. And the Black Rock.For generations the priests of the Black Rock have reached out from their mountain to steer the fate of the ice tribes. With their Hidden God, their magic and their iron, the priests’ rule has never been questioned.