City of Dreams — Stephen R. Lawhead

On this undercover assignment, Special Agent Alex Hunter is getting way more than he ever bargained for. Charged by ICON--the International Coalition of Nations--to penetrate a secret terrorist cell headed by a man called The Prophet, he swiftly finds himself entangled in a web of mysterious people and dangerous events. Violence and betrayal dog his every step.

Book one of the !HERO trilogy, City of Dreams traces Agent Hunter's quest from his arrival in New York City to his dawning realization that he himself has become the target!