When Sophie, Aidan, and Jake reach New Galway, they think they're safe, but the hounds of the Sluagh are right behind them. Worse still, the sun sets in the middle of the day.
There is only one explanation: the Queen of Air and Darkness has decided to annex Sophie's home town. Can they stop her before it's too late? Or will the Unseelie turn the town Sophie loves into a wasteland of eternal night?