The aliens are still working at destabilizing human society. They have allied with Neo-Nazis to cause terrorist attacks and destabilized governments. A cabal of the super wealth are also manipulating the currency for their own nefarious ends. A mutant strain of bugs carrying the hantavirus are released. And a faction of Russians are at world domination again. They have allied themselves with the Ki the other alien faction that wants to take back the Earth for themselves. John Rourke finds out that before the Night of the War the President transferred secret documents on the U.S. governments dealings with extraterrestrials. The documents are stored inside Mount Rushmore. The national landmark is under a sheet of ice from a glacial and under cover as an archeology project Rourke recovers the documents. At the end he is attacked by the aliens and a traitor manages to make sure that John Rourke is captured.
The third book in the revived series is a great improvement. A lot of interesting stuff is happening. It does represent the times we live in. Secret cabals of superwealthy manipulating the economy. Terrorism and mutant strains of bugs carrying deadly diseases. Mysterious alien races. And of course the old reliable enemies in the Survivalist series Nazis and Russians. An interesting continuation of the series.