When Princess Cadet Evie returns to Pennyroyal Academy, she s suddenly become famous. Word has traveled far and wide of her defeating the witches and has inspired a wave of new recruits to the Academy. Though flattering, the unexpected attention is overwhelming for Evie, and amidst the piles and piles of fan mail, she finds a letter with an ominous threat. A secret society has come out of the shadows with a wicked plan, putting the Academy in great peril. This new enemy has powers impervious to the princess s magic posing a new risk to Evie and her friends. The danger looms even larger when Evie discovers someone close to the Academy may not be who they seem. It s up to Evie and her friends to uncover the devious plot and save their once venerable Academy before it s too late.