Haunted by the loss of a loved one, Teddy sells his heart to The Magician for a favor. But favors come at a cost, and hearts are cheap in the Endless City. Caught in a territorial gang war between The Magician and The Golden Witch, Teddy confronts the limits of self-sacrifice. How much pain can someone endure in the name of love? For in this city that expands infinitely in all directions, there are fates much worse than death.