In the aftermath of the assault on Hunter HQ from the Vyrotechs, the base is badly damage and precious Cypyrean Artifacts are now vulnerable. Greenstal and the Hunters devise a plan to move the artifacts to a more secure location. However, unknown to them, a Vyrotech spy is in their midst. He learns about them moving the artifacts in transports and he sends a plant to ride along on one of the transports. Meanwhile, Vyrotech Unit Lightstar discovers a hidden lab of Khyous in the Mountains of Atoe. In it he finds a new weapon to use against the CPU....