liefsbeth.

The Relics or Errus is a series of fantasy books written by Gordon Greenhill and illustrated by Liefsbeth.
Gordon tells the stories of three sisters who stumble into a parallel universe and find themselves on the planet Errus.
The girls' curiosity leads to a tangle of quests and adventures that will make you wonder where the line between mythology and science is drawn.
https://relicsoferrus.com/