Ultimately, the Alliance members provide their lives in purging the DG cells from Domon’s four comrades and bestow each of them with a Shuffle Alliance crest as their successors. G Gundam opens at the start of the thirteenth Gundam Struggle in Future Century year 60 and follows Neo Japan’s Domon Kasshu, fighter of his kingdom’s shining Gundam and bearer of the coveted “King of Hearts” martial arts crest. After Domon and Rain help the city’s survivors defend their final outpost in Shinjuku, Master Asia reveals himself as a servant of the Satan Gundam, having additionally gained control over Chibodee, George, Sai Sai Ci, and Argo using Satan Gundam DG cells. As the Shuffle Alliance trains inside the Guiana Highlands for the Gundam Fight finals, Grasp Asia and the Devil Gundam reappear.
Kyoji and the big Devil Gundam finally seem from beneath the ground of Shinjuku and, shortly after that, vanish alongside Master Asia. Domon reunites with his esteemed martial arts teacher Master Asia, who is also the champion of the final Gundam Fight, the previous King of Hearts, and one-time leader of an elite group of Gundam fighters called the Shuffle Alliance. Under orders from Main Ullube Ishikawa, Domon and his childhood buddy and mechanic Rain Mikamura journey from country to nation, difficult with each one’s Gundam while searching for clues to the whereabouts of Kyoji and the Devil Gundam. As they encounter Gundam pilots who had come in contact with the Satan Gundam, Domon and Rain be taught of its distinctive cellular properties to regenerate, multiply, and evolve by infecting the organic count number and inflicting violent behavior in dwelling things.
Except for the profitable tournament, Domon’s mission is to trace down his fugitive older brother Ryoji, who allegedly stole the experimental devil Gundam from Neo Japan’s government, leaving their mom died and their father, Dr. Raizo Kasshu, to be arrested and positioned in a cryogenic state. The duo then Anime Hoodies journey to Neo Tokyo, a metropolis decimated by Satan Gundam’s army of cellular weapons. He does not seem too vital but is conscious of the events around the city. The 4 remaining members of the Shuffle Alliance intervene and vow to destroy their previous leader for his crimes. Rather than fight wars for political and social dominance, the colonies conformed to hold a “Gundam Fight” tournament every four years.