A handsome elf from the powerful Vacker family, assigned to find Sophie among humans, with whom he shares a telepathic connection; he becomes Sophie’s first friend and love interest in the elf realm.

Fitz’s father, a member of the elf Council who cares for Sophie as a family member and sees her as an asset in dealing with elvin threats.

A couple grieving the loss of their daughter who take Sophie in as her guardians, helping her adjust to life among elves.

Sophie’s close friend with a crush on her, who is loyal and supportive, often helping her with school and dangerous situations.

A mischievous and friendly Level Four student at Foxfire, who shows interest in Sophie and proves helpful during her challenges.

Members of the Vacker family, with Della offering support, Biana becoming Sophie's friend, and Alvar making a brief appearance with skepticism about conspiracy theories.

An ancient elf and Council member who distrusts Sophie and opposes her presence at the elf school, serving as an antagonist.

A secretive group that challenges the elf Council's decisions and holds key information about Sophie’s hidden powers and purpose.

Sophie's mysterious human neighbor who turns out to be her protector and an ally from the Black Swan.

Sophie’s human family, who raised her with love and care without knowing her true origin as an elf.

A group of mentors at the elf school, including Tiergan, Sir Conley, Sir Astin, Lady Anwen, Lady Dara, Lady Alexine, and others who teach Sophie various subjects and guide her growth.

Supportive non-human inhabitants of the elf world who aid the elves, with goblin Sandor serving as Sophie's bodyguard.