Echo

Echo is a Hulder child from the royal family.

History
Allured by the song Anna, Elsa and Kristoff, Echo came to them. Later she ran around the tunnels and almost fell into the abyss, but was saved by Anna, while Elsa and Kristoff saved Anna. After that they introduced themselves to her, and she ran away.

Echo ran to her home and talked to the Librarian King, just in time for him to save Anna, Elsa and Kristoff from the guards.

Personality
Echo is very energetic and likes to run and to sing very much. She seems to be open to meeting new people.

Abilities

 * Changing her skins color
 * Hiding

Librarian King
Librarian King is Echo's relative, they seem to be close enough that Echo's friends are his friends.

Anna
Echo became friends with Anna after she saved the Hulder and wanted to accompany her in her journey around the Huldrefólk's territory and to the Library of Lost Things.

Books

 * Frozen II: Forest of Shadows