Mystical substance that cleanses contaminated land and air with the power of it.
Even using very small amount of Fairystone can make weapons with high destructive power.
Fairystone is a metal substance found only in the Pandora planet. People with Royal lineage can handle it only.

In the far future, after the death of many people beings due to the nuclear war,
the surviving human being found out the presence of Fairystone by chance. After many explorations.
People found out a planet Pandora that 
Fairystone are widely buried underground.

To save the destroyed Earth, people made a fleet that included competent people.
The fleet named of Hermes is going to the planet Pandora to obtain the high-purity 

The attacks of the invisible forces to occupy Fairystone
 and the battle of the Hermes crews to fulfill the mission begin.