Fullmetal Alchemist: Vol 04 - Under Faraway Sky (Light Novel)

Edward comes face-to-face with a childhood friend. Even though he's become a valuable member of his country's military organization, Edward can't help feeling a pang of jealousy during this unexpected reunion. While he and his brother are bound to their cruel fate, his friend is busy making his dreams come true. Viz Media Llc
(W) Hiromu Arakawa, Makoto Inoue