With his retreat path from Siberia blocked off by OZ troops, Duo is forced to travel with Quatre and the Maganac Corps to their base in the desert, but when OZ troops locate the Maganac's base, they distract the enemy while Duo and Quatre escape. At the same time, Zechs gathers the remains of the Wing Gundam and plans to rebuild it, seeking a rematch of his interrupted duel despite not knowing whether or not Heero is still alive. Meanwhile, Relena attempts to take revenge on Lady Une and is nearly killed in the process, but is saved by Noin.