Working undercover for an Atlanta airline, the Hardys have uncovered an international terrorist ring -- The Assassins -- bent on high-stakes smuggling and cold-blooded murder. But who is in control? What is their ultimate aim? Who will be the next to die? The dangerous truth lies in the rough and rugged wilderness of faraway Alaska....

The perilous passage north takes Frank and Joe into the heart of a titanic struggle. The Assassins are preparing to square off against the ultrasecret government agency, The Network, and it is a battle in which one is safe -- and no one can be trusted. Caught in a treacherous cross fire, the boys have only one ally, the beautiful Gina Abend, and even she may be leading them into a fatal trap!