For a mage, nothing is more important than keeping your word. When a man Chance Fortunato swore to find turns up in Colombia, he must accompany a group of Sentinels, elite battle mages, to make good on his vow. But when what was supposed to have been a simple rescue mission becomes a deadly ambush, Chance finds himself at the mercy of an ancient conspiracy. Pushed beyond his limits and unsure of who he can trust, Chance must race against...