The kill list: a top secret catalogue of names held at the highest level of the US government. On it, those men and women who would threaten the world's security. And at the top of it, The Preacher, a radical Islamic cleric whose sermons inspire his followers to kill high profile Western targets. As the bodies begin to pile up, the message goes out: discover this man's identity, locate him and take him out. Tasked with what seems like an impossible job is an ex-US marine known only as The Tracker.