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.
A relationship where they both 
make each other better...
...علاقة تحسّنُ كلّ واحدة منهما طبعَ الأخرى
Sie spornen sich
also gegenseitig an.
Una relación donde ambas se hacen mejorar…
Una relación donde ambas se hacen mejorar...
Leur rivalité les pousse
vers le haut, c’est ça ?
Un rapporto che porta a migliorarsi a vicenda...
Uma relação onde as duas se
 empurram para a frente...