Centuries have passed since the One-Year War reshaped humanity's future. Now a colossal ring structure orbits the moon, a mystery that dominates scientific inquiry across the solar system. Eiji, a soldier working for the Earth Federation Forces, stumbles upon an artifact called "Beauty Memory" while investigating a massive formation on Earth's surface. What begins as a routine discovery becomes the thread pulling at a larger truth about humanity's past and the true purpose of the orbital ring looming above. Caught between bureaucratic forces and those who would suppress the truth, Eiji must uncover what Beauty Memory means and why its existence threatens the established order. The artifact holds answers to questions no one has dared ask: How did the ring come to exist? What role did it play in humanity's history? With each layer of mystery peeled away, Eiji realizes that the present world order rests on a foundation of carefully buried secrets. Ring of Gundam offers a contemplative glimpse into a future where technology, history, and power collide. It's for viewers seeking hard science fiction wrapped in the Gundam universe's legacy, asking big questions about what we choose to remember and what we deliberately forget.