When Zeek and Arnie hear about a heap of treasure at the edge of the world, they decide to investigate. Zeek wants to use the treasure to fund his quest for world domination! But how will they get there? After using their inventing skills to build a ship, they sail off with Eleanor. But there’s trouble brewing on the horizon . . . What will Zeek and Arnie find at the edge of the world? Will it be treasure or trouble? And . . . are they really alone?