Arriving at the Federation asteroid military base, the White Base is confiscated and its crew are arrested for violating protocol by allowing civilians to use top secret government property.
Bright Noa is instructed to move the White Base to a military base on Earth, but the ship must take on Char Aznable's forces near the atmospheric entry point.
White Base arrive on Zeon territory due to Char Aznable's strategy; eager to impress his sister Kycilia and his friend Char, Garma Zabi decides to attack White Base.
Gihren Zabi uses his brother Garma's death as a rallying point for the Zeon cause while a new task force led by Ramba Ral and the Gouf mobile suit pursue White Base. Meanwhile, Amuro struggles to overcome shell shock.
Sayla Mass sorties in the Gundam without authorisation, hoping to find out whether Char Aznable is her long lost brother. They discover some salt, which the crew need.
The crew of the White Base search for Amuro and the Gundam; Amuro hopes to end the war by attacking a mine believed to be the main source of iron ore for the Zeon war industry.
Lieutenant Matilda's supply corps are attacked by Zeon Goufs when they attempt to send supply and repair parts for the White Base and upgrade modules for the Gundam.
Amuro finds the Zeon mole, stops a nuclear bomb, and faces off against the remaining two members of the Black Tri-Stars as the battle at Odessa continues.
Thanks to intelligence gotten from Miharu, Flanagan Boone and his Mad Angler squadron attack the White Base en route to Jaburo headquarters in South America.
Inside Side Six, Amuro meets a beautiful girl named Lalah Sune. Tensions increase when a Zanzibar ship led by Char Aznable docks next to the White Base.
As the battle rages, a hulking mobile armour piloted by Dozle Zabi inflicts heavy losses on the Federation. Amuro and Sleggar come up with a plan to stop its attack.
Federation forces, including the White Base, invade the Fortress of A Baoa Qu, despite losing half of their combined fleet from Zeon's Solar Ray. Amuro and Char, now piloting the Zeong, engage in battle again.
The White Base is deep within enemy territory, Amuro and Char's duel continues, and Kycilia Zabi struggles in command as the Battle of A Baoa Qu reaches a critical point.
