Will Worthington and The Black Rainbow

When Will reluctantly goes to Austria on a school trip, he becomes lost in a terrifying blizzard, and finds himself returning to Austassa, the quirky, floating land where his nightmares become a reality ... and everything he once trusted turns to dust.Tasked with killing The Black Rainbow, a monstrous molten-lava invention which threatens to destroy all of Austassa ... and on top of this madness (including staying in a pineapple-themed hotel), he must do whatever it takes to evade the clutches of his piano-playing mastermind foster brother, Kazamir Kirrolivitch, whose biggest dream is to destroy Will ...at any cost.