Lime sets out to investigate hyuman experiments that are secretly being carried out in Rotsgard. He ends up being captured by an underground organization along with Eva. After that, the two manage to escape and meet up with Shin and the others.
She's talking about the demon invasion 
that took place ten years ago.
.تقصد غزو الشياطين الذي حدث قبل عشر سنوات
Sie meint die Dämoneninvasion,
die vor zehn Jahren stattfand.
La guerre lancée par les démons,
il y a dix ans.
Si riferisce alla guerra d'invasione dei demoni,
 avvenuta dieci anni fa.
Ela está falando sobre a invasão
demoníaca que ocorreu há dez anos.
Речь явно о случившемся
десять лет назад нападении демонов.