Mare must win a psychological cat and mouse game against her captor and most hated enemy, King Maven. As Maven slowly loses his grip on reality, his hold on Mare only strengthens, and he forces her into an impossible choice between her life and the fate of the growing revolution. In the meanwhile, the revolution continues without Mare. Will she be able to use her power to fight for anyone other than herself? 12+ The thrilling third book in the #1 New York Times bestselling series.