Fiona managed to save her town from demons. Now there's a bounty on her head. When Fiona consumed the demon king's aether, she half expected that it would kill her. Now she's stuck with Lord Balor's dark energy ravaging her soul. Gabriel has left Mountain Shadow, and the town has been invaded by ghost hunters and the crew of a hit reality-TV show. To make matters worse, Fiona's fight at Busk Fest attracted the attention of the most powerful hunters in the Brotherhood. They've put a bounty on Fiona's head, making her a target for freelance hunters. When Balor's aether drives Fiona to commit an unforgivable offense, any hope for a pardon from the Brotherhood is dashed. Gabriel is determined to save Fiona's life, but defending a witch will force him to choose between Fiona and his own kind.

Life is hard when you're undead. The Grimes sisters have always looked out for one another, but now Fiona must protect Eleanor from herself. As the newest vampire in Mountain Shadow, Eleanor has to learn to control her thirst or face the wrath of the local clan. As if life with a vampire weren't hard enough, Fiona is also preparing for battle. Gabriel's split from the Brotherhood means any hunter can lay claim to his territory — they just have to kill him first. When Gabriel disappears in the middle of the night, Fiona will go to any lengths to find him. That includes teaming up with her newest frenemy and tracking down one of Daphne's old flames. As they race to solve the mystery of Gabriel's disappearance, Fiona learns a disturbing truth — one that might mean losing him forever.

Strange things happen in Mountain Shadow — especially when you break a deal with a demon. Fiona defeated a dangerous enemy, but she left his bargain with the demons unfulfilled. Her town is under supernatural siege, and its mortal inhabitants are terrified. Wesley and Gabriel are at odds after Gabriel's startling revelation. To make matters worse, Fiona has begun to experience one brother's emotions while trying to date the other. When an unwelcome witch returns from the dead, Fiona knows a powerful demon is behind it. It's up to Fiona to dissolve the pact or risk total annihilation. To save her town, she'll have to access a power she didn't know she had — one that's both seductive and terrifying.

Eli knows corruption runs deep within the compound. It's a reality he's forced to confront every year on Bid Day. But when your job is to go out into the radiation-soaked Fringe so that others can live in peace, you don’t ask too many questions. For Harper, the bid system works just fine. She’s the best developer in her year, and she's confident she’ll find a place among the wealthy, respected Systems workers. But when an upset in the bidding changes the course of Harper’s future, she’ll be forced to rely on an unlikely ally—dark, unreadable Eli Parker. In her search for answers, Harper will learn that in the compound, the truth doesn’t set you free. It gets you killed.