Universal Century 0068, Side 3 - The Autonomous Republic of Munzo. Zeon Zum Deikun attempts to declare complete independence of Munzo from the Earth Federation Government, while he preaches the evolutionary potential of humans who have advanced into outer space. Deikun however suddenly falls to his death in the middle of his speech at parliament. Upon Deikun's death, Jimba Ral spreads word of a House of Zabi conspiracy - but despite such efforts the power and sphere of influence of House of Zabi, led by Degwin Sodo Zabi, only seem to escalate. While we witness for the first time the untold convulsions of Universal Century history, Casval and Artesia, just bereaved of their father, must face destinies which will be just as tumultuous as the very era itself.

In the year UC 0071, three years after escaping the Zabi faction on an Ocean Cargo ship, Artesia and Casval are living happily in Andalusia, Spain, Earth under the identities of Sayla Mass and Éduoard Mass, respectively; masquerading as the children of Don Teabolo Mass, a long time friend of their father Zeon Zum Deikun.

Universal Century 0074. Since leaving Texas Colony, Édouard Mass has camouflaged his identity and enrolled in the Autonomous Republic of Zeon's Space Defense Military Academy under the name of Char Aznable. He develops a friendship with his classmate Garma, a scion of the Zabi family. Gradually the two become admired by the other students. Then, in Universal Century 0077, the young at last rise up in arms and begin the fight for independence against the Earth Federation's security forces. This rebellion, however, also marks the beginning of Char’s spectacular scenario of revenge… Now, the gears of history are turning!

Following the success of the Dawn Rebellion, Degwin negotiates with Vice Admiral Revil to surrender all Federation assets and the complete withdrawal of Federation forces from Side 3 to prevent similar incidents from happening again. After bring reprimanded by Degwin for failure to look after Garma, Dozle sends Char - who motivated Garma into starting the rebellion - to Earth; in response, Char requests to become a mobile suit pilot when he returns. Feeling the burden of his responsibilities, Dozle proposes to cadet Zenna Mia. In the Earth city of Manaus, Char lands a job as a mobile worker pilot at a construction site. He meets a young Lalah Sune at a casino.

Universal Century 0079. Humanity has turned even space itself into a battlefield, and the Principality of Zeon forces advance after wiping out half the world's population by carrying out the Operation British (colony drop). In response, the Earth Federation Forces mobilize their overwhelming fighting strength to regain the advantage. The complex intrigues of the Zabi family... Sayla Mass, as she contends with the whims of fate... Hamon and Ramba Ral, who is now a pilot in the Zeon forces... Amuro and Fraw, leading peaceful lives at Side 7... a dark shadow falls across them all. And the Zeon ace Char Aznable, driven by revenge, goes into action as the "Battle of Loum" finally begins.

The episode will focus on the young Zeon ace Char Aznable earning his "Red Comet" nom de guerre, as well as the beginnings of the Federation's "Project V" weapons project that will eventually birth the RX-78-2 Gundam.