Many millennia have passed since the demise of the superior civilization. Now, brave
adventures are using mystical body-machinery excavated from the ruins of this ancient race. After Mag Launcher's parents disappear on an adventure, a lone girl appears at their house with a letter from Mag's father.
""You must protect this girl,
Linear, until I
return,"" is all that is written. When the army of the 8th Empire appears, Mag and Linear's true adventure begins.