In the midst of a war-torn Middle East, two secretive factions introduce devastating new weapons, sparking chaos. Yet, amidst the realm of colossal mechs, the truest threat resides within the human psyche. Yushiro, the enigmatic fourth heir of the influential Gowa clan, becomes entangled in a series of events poised to redefine humanity's destiny. Brace yourselves as Gasaraki unravels a tale that will shatter all preconceptions and usher in a new era for mankind!