6000 years ago, a cataclysmic war erupted among the gods, each vying for dominion over the universe. The conflict raged until only the seven current Aeons remained. From the remnants of these fallen deities, raw power coalesced into sentient entities of pure energy: the Aether Spheres. They possess unfathomable power, capable of bringing either devastation or prosperity to the worlds they inhabit.

The Galactic Peace Federation hunts after the Aether Spheres for unknown purposes. Their pursuit has ignited a fierce struggle among factions, each vying to control these unpredictable beings. Aether Spheres cannot be destroyed, only contained, leaving the universe vulnerable to their whims.