One wakes in a strange land; the other waits in the dark, and a rescue turns into a reckoning. When Clarke Carpenter awakens in the mysterious realm of Teleran, she's haunted by a dream of her friend, Alison, imprisoned in a dark dungeon-a dream that she quickly learns is reality. Determined to rescue her friend, Clarke teams up with a band of fae, racing against time to unravel the secrets of this enchanting yet treacherous world. Meanwhile, Alison Villareal finds herself trapped in a gloomy cell, convinced that a grave mistake has been made. As she wrestles with her outrage and frustration, she can't shake the feeling that Clarke is somehow to blame for her predicament. While the line between life and death blurs, forces beyond Clarke and Alison's imagining conspire against them, putting the bonds of friendship to the ultimate test.