Following the conclusion of the One Year War, Led Wayline joined the Federation Survey Service without any recollection of his past identity. Gradually, Led began to experience vivid dreams that connected him with a Zeon pilot Johnny Ridden.
The One Year War between the Earth Federation and Principality of Zeon led to the formation of the Nemesis Team, a hostile group functioning within the Earth Federation Army.
The manga is comprised of several distinct tales that revolve around the endeavors of the Crossbone Vanguard throughout and following the conclusion of the original series, with an exception being the initial story that transpires during the One Year War and delves into the younger days of Crossbone pilot Umon Samon. Moreover, the series introduces the reappearance of Grey Stork, who is an elderly depiction of Judau Ashta, and who had previously surfaced in Hasegawa's V Gundam Sidestory manga.
During the early period of UC.0123, the Zebra Zone testing team belonging to Anaheim Electronics gets into a confrontation with the elite Dark Tiger force of Crossbone Vanguard. Consequently, the conflict attracts the involvement of the Ajax battleship of EFF and the remaining members of Neo Zeon army.
In the distant future, specifically in After Colony 195, Earth is encompassed by orbiting space colonies. The colonists are subjected to harsh mistreatment at the hands of the Earth Alliance, using massive humanoid machines known as "mobile suits" to gain control over them. The perpetrator of this oppression is a clandestine organization referred to as "Oz," which has infiltrated the Alliance's military and lead it down the path of repression. The day has come for the space colonies to launch a counterattack. Five young pilots are entrusted with high-tech mobile suits dubbed "Gundams," and are dispatched to Earth with the intention of conducting guerilla warfare against Oz and the Alliance puppets under their command. The battle to determine the fate of humanity has begun...
Set ten years after the events of Gundam F91, the tale revolves around Seabook Arno and Cecily Fairchild who uncover Crux Dogatie's scheme to invade Earth with the Jupiter Empire. In response, Cecily restores Crossbone Vanguard under her birth name, "Berah Ronah," who pose as space pirates to attack the Jupiter Energy Fleet. Seabook, known as "Kinkedo Nau," is one of the top pilots of the revamped Vanguard, alongside veteran Zabine Chareux. The narrative unravels through the eyes of Tobia Arronax, a teenage Newtype who inadvertently gets involved in the confrontation between the Jupiter Empire and the Crossbone Vanguard. While many Gundam aficionados were left underwhelmed by Gundam F91, Crossbone Gundam is lauded as one of Gundam's best due to its appealing characters, astute narration, and one-of-a-kind "pirate Gundam" designs. One cannot help but ponder how Gundam F91 would have fared had the original plan of a 52-episode TV series been fulfilled instead of compressing it into a two-hour movie.
In a world where everyone else possesses the innate ability to power up quartz, the energy source driving all machines, Rygart Arrow is the exception. Fortunately for him, the King and Queen of his nation Krisna are former classmates. Yet, this connection also extends to Zess, the commander of the enemy mech army attacking Krisna. Arrow, as usual, feels helpless in the midst of war. However, his discovery of a potent, ancient battle suit inaccessible to others may alter his fate. With a unique capability to proficiently operate the suit, Arrow could become the pivotal figure in the conflict.
When humanity dwindles to a minuscule size, Alice and her trusty companion, Poco, must confront the daunting task of adapting to their new reality. Amidst bizarre, yet familiar landscapes, they strive to build a new life for themselves. But navigating a world that is now larger and more treacherous than ever proves to be a challenging feat.
"The flames of my vengeance have reignited, my fight rages on!" After being betrayed by his own comrades, Captain Grahad Mills, once a commander of the SAA Special Force "Jackal," was unjustly sentenced to death without a fair trial. On the day of his execution, he managed to escape and seek revenge on his former subordinate and betrayer, Captain Waldman who led the charge against him. Driven by a desire for retribution and the truth behind the conspiracy, Grahad has become a one-man army, known as "Genocide." His personal battle continues to burn fiercely with a determination to see it through to the end.
During his break, Yukikazu Tosaku and his classmates were unexpectedly transported to a different world and transformed into warriors. Though he was a peaceful student in Japan, Yukikazu and his peers were called upon by a mysterious voice to save this new place, which was in crisis. The country that had summoned them promised a better life in exchange for their efforts, but as Yukikazu listened to his classmates' perspectives, he began to question his own choices. In the end, Yukikazu made the decision to become a soldier and establish his credentials by working hard, rather than relying on preferential treatment. He was determined to explore this new world beyond the castle walls and embark on his own adventure.
Commander Char Aznable, an ace pilot for Zeon, believed he could thwart the Federation's mobile suit construction by assaulting their research base located on colony Side 7. Unfortunately, he miscalculated. The Federation already had a functioning prototype, which they utilized to counterattack and wreak havoc. In the midst of the chaos, Amuro Ray, a skilled electronics expert, is steadfast in his resolve to prevent his loved ones from perishing due to the conflict. Nevertheless, how can a lone boy fend off invaders equipped with mobile suits?