The film project is part of the Mobile Suit Gundam Seed Project ignited initiative, which was announced in 2021.
Mobile Suit Gundam Seed director Mitsuo Fukuda confirmed that the film is a sequel to the second Gundam Seed television anime, Mobile Suit Gundam Seed Destiny.
The initiative also includes a new Mobile Suit Gundam Seed game and the Mobile Suit Gundam Seed Eclipse side-story manga.
The initiative commemorates the 20th anniversary of the original Mobile Suit Gundam Seed anime in 2022, and it has several parts.