The year is 1945, the closing stages of WW2, and a German scientist by the name of Klausener is working on a frightening new technology that has the power to create an immortal Nazi army. Flash forward to present day, and a NATO task force is hurriedly deployed to Eastern Europe, where a sinister enemy appears to be mercilessly killing everything in its path. But this is no ordinary foe. Only Helena, a gutsy investigator on the trail of the notorious war-criminal Klausener, accepts the reality of that they are facing a battalion of Nazi Storm-Troopers, a veritable zombie army on the march. With the help of Wallace, a man who's been chasing Nazi secrets for years, the two of them team up with a Special Forces Unit to venture deep behind enemy lines. Their mission to fight their way back to the source of this evil army and prevent the seemingly inevitable rise of the 4th Reich.—The Film Catalogue

This is the sequel to Outpost (2008). The story picks up were that movie leaves off. Nazi Super Soldiers (SS Program) have been awoken and are now quickly conquering the continent. The world's militaries are proving no match for these soldiers. But a small elite special forces unit maybe up to the task of sneaking behind enemy lines and infiltrating their bunker to discover what secrets lie there.