B.J. Blazkowicz, an American intelligence operative embedded deep in Nazi-occupied Europe, finds himself trapped in Castle Wolfenstein after his espionage mission goes catastrophically wrong. To survive, he must break free from his prison and uncover the regime's sinister agenda, which extends far beyond conventional warfare into the realm of occult experimentation and forbidden science. As Blazkowicz pursues the architects of this conspiracy across multiple fortified locations, he discovers that the Third Reich is developing something far more terrifying than conventional weapons—a plan to resurrect and weaponize the dead. His investigation leads him ever closer to the inner sanctum of Nazi power, where the most horrifying secrets and most dangerous adversaries await.