Eight months after the One Year War, the Earth Federation attempts to secure and destroy the Psycho Zaku from the hands of a cult called South Seas Alliance.

Universal Century 0080, eight months after the One Year War, an Earth Federation spaceship is tasked to retrieve the Pyscho Zaku from the hands of the South Seas Alliance, a cult that makes its followers sacrifice their limbs to control the mobile suits. To the spaceship's aid is the Atlas Gundam, a new amphibious mobile suit piloted by Io Fleming. Meanwhile, Daryl Lorenz joins the Zeon Remnants on Earth whose mission is also to retrieve the Psycho Zaku.—heyitsnuel