Mikazuki belongs to the private security company CGS, at the Martian city of Chryse, which has been hired to escort a girl named Kudelia to Earth. But just as preparations for departure are underway, Gjallarhorn attacks CGS in an attempt on Kudelia's life.
What will First Corps,
our Main Forces be doing?
وماذا عن الكتيبة الأولى، ما الذي ستفعله قواتنا الرئيسية؟
Was wird Einheit 1,
die Haupteinheit, tun?
¿Qué hará la Unidad 1,
 la unidad principal?
¿Qué hará la Unidad 1,
 la unidad principal?
Que fera l’Unité 1,
l’unité principale ?
Cosa farà la Prima Unità, 
il corpo d'élite delle nostre forze?
E a Primeira Unidade,
nossa unidade principal?