Ling Yao and Lan Fan agree to help the Elrics capture a Homunculus to uncover the secret of immortality.

Before the fight, Winry warns Ed not to do anything dangerous, striking him with a wrench after he mentions his arm might break.

Ed hypothesizes that his stunted growth is because he is "eating for two," providing nutrients for Al’s body, which is trapped at the Gate of Truth.

Mark Watches 'Fullmetal Alchemist: Brotherhood': Episode 21 |