THE LINE BETWEEN FRIEND AND FOE HAS BEEN DRAWN. Upon their return to Eira, a trap set by the queen has triggers an unimaginable outcome that sends the Diana and Spense reeling. With more enemies mounting against them by the day, Diana is placed in the impossible position of making allies with a traitor brand on her head, while Spense discovers a new ability that could have deadly consequences. Maisie and Aedan are faced with their own obstacles as they realize that escape from the palace doesn't mean they are free. Maisie's seedy dealings have come to cash in, and a rebel group led by a ghost of Aedan's past has strong opinions on what it takes to win a war. With responsibility thrust onto the shoulders of these four young fae, they must come to terms with the fact that war is no longer on the horizon. It's at their front door. And the outcome they are fighting for will not come without a price.