Mustang, Alphonse, Havoc, and Hawkeye split up to search a military laboratory. If Lust has her way, none of them will ever see each other alive again.

Ed and Al become interested in biological transmutation after witnessing a chimera in Lior, so Colonel Mustang introduces them to an expert in the field, Shou Tucker, the Life-binding Alchemist. Meanwhile, a serial killer whose targets are only State Alchemists is on the loose in Central.

When the conspiracy surrounding the Philosopher's Stone closes in on the highest ranks of the military, one of Mustang's most trusted and cherished allies is murdered.

In a violent clash with Greed, King Bradley proves to be a brutal opponent. But the man who finally destroys the Ultimate Shield is more powerful than even the Fuhrer himself.

Scar's mission to destroy those who slaughtered his people is fueled by justifiable rage. Upon learning the role Scar played in her parents' deaths, Winry claims those murderous feelings as her own.

Cooperation between Mustang's cabal and Ling Yao's band leads to the capture of a Homunculus. Unfortunately, their actions also capture the eye of the Homunculus hiding atop the military's ranks.

Gluttony's twisted powers overwhelm the Elrics - and the creature's appetite is satisfied by battle's end. Meanwhile, Mustang acts on his suspicions of Bradley and finds himself in the belly of the beast.

On the way to Lior, Ed and Al reminisce about the events that lead to them being trapped in their current bodies by breaking the taboo of human transmutation. Meanwhile, Colonel Mustang looks back on the first time he met the Elric brothers.

Hohenheim's visit ends with a grave warning to Pinako, but Ed finds hope among the charred ruins of his childhood. Now more than ever, he has confidence that Al can be returned to his body.

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.

While visiting Izumi, their childhood teacher, the Elrics recall the early difficulties of grasping equivalent exchange. They also discover she shares their intimate knowledge of alchemy's greatest taboo.

Freed by an unlikely liberator, Ross's escape is interrupted by Mustang. Even those most loyal to the Flame Alchemist are shaken by the controversial action he takes against the accused killer of Maes Hughes.

Ed's journey to a distant land of legend offers surprising new details behind Mustang's alleyway encounter with Ross. After a fateful encounter of his own, Elric learns a stunning secret about Winry's parents.

Hoping to learn more about the Homunculi, Ed and Al devise a risky strategy to lure the creatures out of hiding. Step one of the brothers' plan: risk death at the hands of their most dangerous enemy - Scar.

Al is abducted by chimeras led by the seemingly indestructible Homunculus known as Greed. When Ed's rescue attempt falls short, Izumi proves once more that she's got the brothers' best interests in mind.

The Homunculi are winning. Ed and Ling face a horrific enemy within the hellish expanse of Gluttony's gut. In Central, Mustang can only watch as his loyal band of soldiers is divided by Bradley.

Ed and Al sneak inside the Fifth Laboratory to search for more answers about the origins of the Philosopher's Stone. However, it is not long before they are each attacked by former death row murderers who now guard the complex.

Ed is now in a hospital recovering from his wounds and Al is unable to let go of what Number 66 told him back at the Fifth Laboratory. Meanwhile, Winry agrees to make a trip to Central in order to repair Ed's automail... again!

After learning of Hughes's fate, Ed and Al are ravaged by sadness and guilt. Envy still hides in plain sight among the State Alchemists, and another Homunculus is on the verge of infiltrating their ranks as well.

Ed and Al arrive at the city of Lior, hoping to find the legendary Philosopher's Stone so they can return their bodies back to normal. There, they meet a priest named Cornello, who is able to perform "miracles." As Ed and Al investigate, they find out the truth about Cornello.

After escaping from Central Prison, the Freezing Alchemist, Isaac McDougal, sets his plan in motion to kill Führer King Bradley. However, under the command of Lt. Col. Roy Mustang, the military and State Alchemists attempt to stop him.

After their encounter with Scar, Ed's automail and Al's armor need to be repaired, so Major Armstrong escorts them to their hometown of Risembool. On their way there, they spot Dr. Marcoh, a scientist who helped create the Philosopher's Stone, and try to convince him to give them the location of the Stone's research data.

When Ed and Al arrive at the Central Library they discover that it has been burnt to the ground and instead are taken to see Sheska, a former employee who may have the information they seek. Meanwhile, in East City an unexplained explosion causes Colonel Mustang to restart his search for Scar.

The Elrics scuffle with Ling Yao and his attendants, Lan Fan and Fu, visitors from Xing seeking the Philosopher's Stone. Ed may not like him, but Ling Yao's not leaving until he gets what he wants.

The Elrics, realizing alchemy has yet to unlock the mysteries of creating life, feel powerless when a new friend goes into labor. Winry, however, jumps into action with a young thief named Paninya.