The girls have to deal with the aftermath of the Ouroboros attack. Their fighting power has been greatly reduced, and they soon find out that things are worse than they had feared when some of the members are corrupted by the darkness...
If that's the case...
...إن كان كذلك
Wenn dem so sein sollte,
En ese caso,
Saya y las demás están en peligro.
En ese caso, Saya y las demás 
están en peligro.
Si c’est ce que je pense,
Significa che...
Se isso for verdade...