Archaeologist Annja Creed believes there's more to the apparitions of Santo Nino - the Holy Child - luring thousands of pilgrims to Santa Fe. Other sightings of strange and anomalous creatures in the area indicate a mystery more profane than sacred; with links, perhaps, to Annja's own fate. But she is not alone in her quest to separate reliquaries from unholy minds who dare to harness sinister power. A dangerous yet enigmatic Jesuit, sworn to protect the Vatican at any cost, a brilliant young artist whose genius portrays a truth too potent for words and a famed monster hunter with a terrifying agenda are the keys to the secrets that lie in the heart of Los Alamos; and unlocking the door to the very fabric of time itself.