The battle for Space Fortress Barge begins, and the Gundam pilots are right in the middle of the fight, but WuFei continues his fight alone. Zechs, the new leader of the white Fang, oversees the competition of the might battle ship Libra. And, once it is ready for action, he orders it directed towards Earth. Duo learns of this, and attacks the gigantic ship. Relena arrives, but can she talk some sense into her brother before it's too late?.