Edward Elric and Ling Yao are trapped in a hellish, endless expanse within Gluttony's "stomach," which is revealed to be a failed attempt by "Father" to create a Portal of Truth .
Envy appears within the expanse and confirms he was the soldier who sparked the Ishvalan Civil War by shooting a child while in disguise. Infuriated, Ed attacks Envy, prompting the homunculus to transform into his true, monstrous form—a massive, multi-limbed beast composed of the souls of those consumed. Fullmetal Alchemist: Brotherhood Episode 25
This episode should not be confused with Episode 25 of the 2003 series, "Words of Farewell," which focuses on the aftermath of Maes Hughes' funeral . Fullmetal Alchemist: Brotherhood Episode 25 Discussion Edward Elric and Ling Yao are trapped in