S01E38: Decisive Fire

To get a hold of Orb's mass driver, the Earth Alliance demands Orb to concede with them or be attacked for siding with ZAFT. Murrue decides the Archangel will support Orb and its crew members are discharged if they no longer wish to fight. Muruta Azrael, leader of Blue Cosmos, attacks Orb with three new mobile suits, the Forbidden, Raider, and Calamity. When Kira starts to have trouble with them, Athrun in the Justice arrives to help.