Quiet warnings spread near and far: the Promised Day is at hand. While most will face the coming chaos with their own kind, Edward forms a new cabal comprised of human, chimera - and Homunculus.

Mustang leads a ragtag assault force of hardy northern troops - and welcome faces from the past - against Central's defenses. Victory seems certain until the military's most horrifying secret is revealed.

The light is gone. Shadows swallow everything. As the planet quakes and the heavens tremble, the souls of heroes and villains alike vanish into darkness. The circle is complete.