The few remaining Salem descendants are under assault by forces of ignorance and hate. The young witches seek refuge at Miss Robichaux's Academy in New Orleans, including new arrival, Zoe, who harbors a terrifying secret of her own. Fiona, a Supreme Witch with unimaginable powers, is determined to protect the Coven, but her obsessive quest for immortality will lead her to cross paths with a voodoo queen and a murderous slave owner cursed with eternal life.