: Princess Hisui assists the guild by providing these special Banishment Keys, which are essential for forcefully returning the spirits to their own realm and saving them from the ritual.
Watch the guild face off against their former allies in this breakdown of the Astral Spiritus battles:
The core conflict involves the "Eclipse" versions of the Celestial Spirits, who have undergone a personality shift and are attempting to perform a ritual called to gain ultimate freedom—though at the cost of their own lives.
