After learning about what happened to Shou Tucker and his daughter Nina, the Elric brothers begin to question what alchemy really is. Meanwhile, Colonel Mustang and the other State Alchemists track down the serial killer Scar.

Millions of lifeless bodies litter the landscape of Amestris, and a being with the power to create suns is unleashed upon the world. Unless Hohenheim has something amazing up his sleeve, all is surely lost.