At Spence Academy, sixteen-year-old Gemma Doyle continues preparing for her London debut while struggling to determine how best to use magic to resolve a power struggle in the enchanted world of the realms, and to protect her own world and loved ones.
Torn from their parents in a society increasingly controlled by the government, 15-year-old Wisty and her older brother, Whit, are incarcerated in a totalitarian prison where they discover they have incredible supernatural powers.