Fulfilling her destiny and becoming the Guardian has meant a world of sacrifices for Celeste Wilder, but her most difficult challenge is yet to come. The supernatural forces at play are far more powerful than she ever expected, and she will have to trust her instincts if she hopes to survive. Lilliana Constantin is back from the dead. Alek is free and somehow stronger than ever. A pack of rogue werewolves are wreaking havoc in her small town. And on top of all of this, Celeste faces what is at best an uncertain future with the love of her life. While battling the forces of evil and saving the human world alongside Stellan and the handsome Constantin brothers has become second nature, Celeste had no idea what accepting her duty as the Guardian would actually cost her. When she faces an unspeakable tragedy, she is pushed to her breaking point. After fighting her most formidable enemies, Celeste is about to discover that sometimes the greatest evil is the one that comes from within.