Girl that have been dubbed the "Progress" are those which have awakened to the superpower "Exceed". These girls, from the five different worlds that exist, are kept safe and trained at Seiran Academy. They train day and night with their alpha drivers, a person who has the ability to enhance their powers.
And to fight the Ouroboros 
that wish for the World End.
ولمُقاتلة الأوروبوروس الّذين يتمنّون نهاية العالم
Außerdem …
Y para combatir a los Ouroboros
que desean el World End.
Y para combatir a los Ouroboros
que desean el World End.
Mais surtout
E per combattere gli Ouroboros,
che vogliono causare il World End.
E lutamos contra os Ouroboros
 que desejam o World End.