The first Aesnir/Vanir war was the darkest time in Asgard's past...so dark it was seared from their history books. But now, rebels strike against Asgard and a second war breaks out! As Surtur's all-consuming fire rages across the nine worlds, Thor and Loki go on the run. Thor hatches an unconventional plan to stop everything burning, while a desperate Loki journeys into the heart of Surtur's fiery kingdom to...parlay? As Thor finds himself trapped in the underworld, the truth about Loki is finally revealed. As Loki's future and past collide...who will judge a god?