Set in at the height of the Cold War, The Bureau: XCOM Declassified serves as a secret origin story for the XCOM organization. Originally founded to coordinate resistance against a potential Soviet invasion, the Bureau of Strategic Emergency Command shifts its mission to face a far more insidious threat: an invading alien force known as the Outsiders . The Plot: A Covert War

Recover and adapt advanced alien technology, such as Elerium , to turn the tide against the technologically superior invaders. The Big Twist

Asaru and Weir persuade the Outsiders to stop fighting and help rebuild before they depart to find a new homeworld.

Faulke enslaves the aliens to rebuild Earth before exterminating them, preserving their tech for military advancement.

In all scenarios, the invasion is successfully covered up , leaving only a few world leaders aware of the truth. Storyline (The Bureau: XCOM Declassified)