The engineer that created and developed the Dragonar units and later on the mass-produced Dragoon units. The father of Meio Plato and Linda Plato. Lang Plato was originally developing the Dragonars for Giganos, but defected to the Earth Alliance and took his creations with him.

 A.D. 2087 - the United Lunar Empire Giganos wages war on the Earth Federation Military to take control of the planet and establish a "rebirth" of the human race. During an invasion of a colony by Giganos' forces, three civilian men stumble upon a trio of top-secret Metal Armor units called "Dragonars" and pilot them to combat the enemy forces. <br>