HelgiNils switch AU
Series Metadata
Listing Series
-
Oh Lost Prince by aero_dragons
Fandoms: Principesse del Regno della Fantasia - Thea Stilton
06 Feb 2026
Tags
Summary
AU where Helgi and Nils swap positions. Helgi is imprisoned by the witches, and Nils is the mysterious traveler. This fic focuses solely on Nils, how he is woken up by Nomenziona and what happens after.
Series
- Part 1 of HelgiNils switch AU
-
Dirt under your fingernails by aero_dragons
Fandoms: Principesse del Regno della Fantasia - Thea Stilton
14 Jul 2026
Tags
Summary
Helgi lives out his days in Castle Obscure as a spy. He is always on guard, always moving carefully.
But one day he is discovered, and his ruse is up.This is part of an AU where Helgi and Nils switch places, aka: What if Helgi HAD actually been the prisoner of Castle Obscure?
Series
- Part 2 of HelgiNils switch AU