Shortly after defeating the Humonculi and recovering from receiving his body back, Alphonse found himself hungry for new information on Alkahestry. After agreeing with his close brother, Edward Elric, they pack up and head out opposite ways.
With his brother traveling to the West, Alphonse heads to the East, determined to visit all of his old friends from Xing and to study his new surroundings.
But when the last puzzle piece attempts to grasp onto the board, trouble strikes. The new emperor of Xing, Ling Yao, is forced under higher surveillance with his life on the line. With Zampano, May Chang, Lan Fan, and Jerso, Alphonse works to catch these criminal Alchemists in an attempt to keep Ling and the emperor's secret safe.