In the year , humanity has survived two galactic wars but remains fractured into seven rival factions. To continue their struggle for dominance without destroying the stars themselves, these factions created an artificial "battle territory" on Jupiter's moon, Callisto .

The terrain is constantly shifting and "undulating," requiring pilots to maintain spatial awareness while defending their core from waves of phantoms and Non-carbides. VOIDCRISIS Official Web Site

The Heliosphere Management Committee (HMC) ordered an immediate ceasefire between the warring factions, forcing them to dispatch their most elite VA units to eliminate the Non-carbides and restore the flow of time.

The story follows the elite pilots, known as , who are sent into this territory via dimensional transmission to operate massive combat bio-machines called Vital Armor (VA) . The Time Stoppage

During a final experiment on Callisto, the conflict was interrupted by the sudden appearance of —mysterious photon beings that have caused time itself to collapse and halt within the battle territory. These "Time Cracks" (the eponymous VOIDCRISIS ) began to expand, threatening to consume the entire Heliosphere. The Mission

These mechs, like the TRIGRAV (a restoration of the damaged VA GAE BOLG), are the only weapons capable of fighting in the fluctuating time zones.