On April 19th, 1973, a race of extra-terrestrial lifeforms launched a landing unit from the moon, which touched down on Earth, in central Asia. Ever since, mankind has been engaged in a losing war against this alien species, known as the BETA, as they have gradually expanded outwards across the globe. After 20 years of non-stop fighting, the war has reached the shores of Japan...
My old squadmates were all motivated 
to protect their hometowns, too.
زملائي في الفريق السابق كانوا متحفّزين للدفاع
 .عن وطنهم هم أيضًا
Mis antiguos compañeros
también querían proteger sus hogares,
Mis antiguos compañeros
también querían proteger sus hogares,
Mes anciens compagnons d’armes
Anche i miei vecchi commilitoni
 erano determinati a proteggere le loro città.
Meus antigos companheiros de equipe também
queriam proteger suas cidades natais.
Мои товарищи по прежнему отряду
тоже горели желанием защитить родину.