It is the story of a world at war. Two sides locked in a conflict over the future of mankind. On one side you have the United Earth Government, a new force to unite the world under one government. The other a small military group known as the Independent Allied Alliance. In the game the player, plays as a United Earth Forces Commander trying to recover three stolen prototype Versatile Armors from the Independent Allied Alliance. Versatile Armors or V.A.s are large mechanical robots that are piloted by humans from a cockpit in the V.A.sí chest.