The Wisteria Crew scours the Grubscape for the only part which can fix their airship, but the hazards of this long abandoned swamp may just get the best of them. A shadowy figure who wields the powers of necromancy, a monstrous spider made of grub zombies, and the enigmatic monitor all stand between Valorie Valiant, the transgender princess of Valenguard, and getting back to her kingdom in one piece.