Narvik, Norway
A remote NATO seismic array in the far north of Norway detects the largest nuclear detonation since the days of the Soviet Union.

Svalbard Archipelago, Norway
The largest icebreaker in the Norwegian Navy, and one of the most high tech vessels operating in the Arctic, disappears without trace.

Arkhangelsk Oblast, Russia
In the chaos following the explosion, the lead scientist on a top secret Russian military research program goes missing with his daughter. There are rumors of sabotage.

The Kremlin, Moscow
A Russian asset, embedded deep within the CIA's London Station, sends a coded message.
"Your missing scientist has made contact. I can lead you right to him."