"Uptight elfin historian Brangwain Spurge is on a mission: survive being catapulted across the mountains into goblin territory, deliver a priceless peace offering to their mysterious dark lord, and spy on the goblin kingdom -- from which no elf has returned alive in more than a hundred years. Brangwain's host, the goblin archivist Werfel, is delighted to show Brangwain around. They should be the best of friends, but a series of extraordinary double...