Zero's ship arrives on the planet El Alamain, which used to be the human battlefront in the war; a mercenary, named Heavy Grenadier, lives on El Alamain.
After an explosion at the hospital, Zero finds out that Marina isn't human; Helmatear escapes from the ship but is followed by Marina and Captain Zero.
Captain Zero fears for his team and is hesitant about firing the St. Emlo's Beam; the crew refuses to leave after Zero orders the crew to leave the ship.