Elsa, princess of the Moonspring Holy Kingdom, rescues slum girl Thalia, only to be betrayed by her. Teaming up with the dark witch Morgana, Thalia uses a soul-swapping potion to steal Elsa’s appearance and identity. Trapped in Thalia’s body, Elsa fights back with starweave magic, aided by Elf Queen Vera and Knight Lucas. She finally exposes the conspiracy, defeats the witch, and reclaims her body and throne.