Alex should be enjoying her new life as a nightmare hunter in training. But when she, Zoey, and Kacper join the Circle—an exclusive dream world society—she finds herself facing numerous challenges. The pressures of starting a new academy, learning the magic of her heritage, and dealing with her peers are hard enough, but things get even more complicated when a new breed of nearly indestructible nightmares appears, the mystery of her father deepens, and an old prophecy looms over her like a death sentence. Will Alex be able to overcome the threats to her family—or will the hybrid nightmares and the one controlling them conquer her first?