Episode 19: The truth is cruel but justified | Fullmetal Alchemist chapters 44 & 45

Havoc is discharged, but not off Roy’s list of allies just yet.

Ed returns to central, more sure than ever that Al’s body can be restored. Unsure of how exactly to move forward, they decide they need to learn more about the lab and the homunculi. With Scar on the loose again, they team up with Ling and Lan Fan to execute a (classically audacious) plan to lure a homunculus to them and catch it. This works, but the plan may not go as smoothly as they intend… 

Episode 20: Power succeeds only in creating tragedy | Fullmetal Alchemist chapters 46 & 47

Episode 18: You did this, and no one else | Fullmetal Alchemist chapters 42 & 42