The series deeply explores personal metamorphosis, both physical and emotional, as characters evolve from their original states into more complex versions of themselves. The journey from mortal to immortal serves as a metaphor for self-discovery and acceptance.

Throughout the narrative, the intricate power structures of the Fae courts demonstrate how authority, loyalty, and diplomacy shape both personal relationships and larger political landscapes, while examining the true nature of leadership.

The series delves into various forms of love - romantic, platonic, and familial - while exploring how far characters will go to protect those they care about, often forcing them to choose between personal happiness and greater good.