In the year 0079 of the Universal Century, the Principality of Zeon declares independence from the Earth Federation, sparking a widespread war across the globe and in space colonies. Utilizing advanced humanoid mobile suits, Zeon gains an advantage in the conflict. Amidst the chaos, a Zeon team's rogue actions lead to the discovery of the Federation's secret weapon, the Gundam, by the residents of Side 7. With assistance from Earth Federation forces on the White Base carrier, a group of civilian refugees embarks on a daring mission to alter the course of the One Year War, risking everything for a chance at victory.