An old enemy, a Russian GRU colonel, is out for revenge against Army Ranger Lieutenant Jack Grant's unit. The Rangers successfully defended a Kurdish village from a Russian chemical attack. Now the Russian wants payback for his humiliation. He has the perfect weapon. A nerve agent which will deliver a slow and lingering death. The toxin is made in a laboratory hidden deep inside the icy wastes of Siberia. Action is needed to destroy it, yet bureaucratic...