From a New York Times–bestselling author, a paranormal romance between an undercover agent and the immortal beauty he rescues from captivity. All Atlantis seeks the Jewel of Dunamis, which legend claims can overcome any enemy. Grayson James, human agent of the ultrasecret Otherworld Bureau of Investigation, has orders to keep it from the wrong hands—or destroy it. What he doesn't know is that Jewel is a woman, not a stone! But once he meets this precious gem, destroying her is the last thing on his mind. . . . Jewel, part goddess, part prophet, needs Gray's help to win her freedom. Gray needs her wisdom to navigate monster-ridden Atlantis. But need blossoms into passionate love as they battle demons, dragons and vampires—and fight for a future that seems impossible . . .