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...
They were sent to Niigata as backup 
to deal with the BETA advance.
.تمّ إرسالها إلى نيغاتا كدعم للتعامل مع تقدّمات البيتا
Sie wurden nach Niigata geschickt,
wo bald die BETA einfallen.
Los enviaron a Niigata
para impedir el avance de los BETA.
Los enviaron a Niigata
para impedir el avance de los BETA.
Partis en renfort à Niigata
face à l’avancée des BETA.
Sono stati inviati a Niigata come rinforzi 
per fermare l'avanzata dei BETA.
Foram enviados para Niigata como apoio
para lidar com o avanço dos BETAs.
Их командировали в Ниигату
в качестве подмоги против БЕТА.