The main theme is Hildegunst von Mythenmetz's adventurous journey to Eydernorn island, where he seeks to cure his book dust allergy while encountering dangerous creatures and making fascinating discoveries.

The hundred and eleven lighthouses that sparkle at night serve as a central element, providing both a fascinating backdrop and being part of the adventures and explorations that Hildegunst von Mythenmetz experiences on the island.

Walter Moers' style is distinguished by its combination of humor and fantasy, with quirky characters, humorous dialogues, and imaginative illustrations that help readers immerse themselves in the wonderful world of Zamonia.