Within a seemingly ordinary town, residents enjoy calm and contented lives. Yet they remain unaware that this serenity is illusory. The hidden reality… Earth has already been obliterated…
Ninety‑nine percent of humanity was annihilated by an enigmatic extraterrestrial force known as the Dracters. A vast chasm was cut into the planet and reshaped into a habitable zone for these invaders. The remaining humans are forced to seek refuge in underground shelters, evading the alien gaze and awaiting an uncertain rebirth…
The people of the Ixia shelter have had their memories of that catastrophic day erased, living ordinary lives oblivious to the past. Still, a select few—called the "Chosen"—train as pilots, commanding colossal mechs named Rogue to battle the invaders. Today a new pilot is chosen.