Twenty five years have passed, and history is passed on to a new generation. The war between the Earth Federation and the Vagan, who used to be known as the UE, continues. Federation Military Commander Flit Asuno gives his son Asemu the AGE device on his 17th birthday. Just then, Asemu's colony, Tordia, is attacked by the Vagan. Asemu launches in a hidden Gundam to protect the colony.