While Heero and Quatre wage their battles on the ground, the other Gundam pilots remain in space. Duo must take the offensive while piloting an incomplete Gundam Deathscythe into battle. Back on Earth, Zechs continues his crusade to destroy the Romefeller's Mobile Dolls. The Treize Faction faces near destruction at the hands of the Romefeller Foundation, while Heero must head alone towards the battlefield and with him, the destructive power of a new Gundami is unleashed...