In the shadows beneath Central, the Elric's encounter Father, the creator of the Homunculi. His face is familiar, but his alchemy is unlike anything the brothers have ever seen. As Father's dark plot takes shape, Ed and Al brave the frigid north to meet the top officer of the Fortress Briggs: General Olivier Armstrong. With icy nerve and burning intensity, she commands the hardest soldiers in the land, leading the warriors of Briggs in battle against the unstoppable, rampaging Sloth.