THEIR LOVE IS FORBIDDEN Healer and high priestess of her people, Lady Cael is fated to life without a mate. But a mysterious explorer named Lucan Rourke doesn't know her secrets, and his touch makes her crave a future that her extraordinary birthright has forbidden her. . . BUT DANGER IS NO MATCH FOR DESIRE Lucan has just one mission on Pendragon: to find the mythical Holy Grail, Earth's only hope for survival. His powerful attraction to Cael is a distraction he can't afford, un he convinces her to join forces with him. Yet working so closely together only heightens their passion . . . even when the terrifying truth of Cael's heritage threatens to shatter Lucan's every belief-and the galaxy itself.