1923, munich, Germany. Two years have passed since Edward Elric was dragged from his own world to ours, leaving behind his country, his friends and his younger brother, Alphonse. Stripped of his alchemical powers, he was all this time researching rocketry together with Alphonse Heiderich find a way home. His efforts so far had proven fruitless, but Edward is thrown into a collection of events which can wreak havoc in both worlds after lending a hand into a distressed gipsy girl. At their or her own world, Alphonse Elric ventures deeper into the mysteries of alchemy in search for a solution to return with his older brother.