Bab 983: Chapter 458: Demon King Legion, Immortal Soul

[After you left, Rona, who couldn't see the presence of 'the Librarian,' sat quietly in the library meditating and waiting in silence, according to your instructions…]

[You went to the Abyss for assistance, to bring back hundreds of Demon Kings to the surface, and even if you could eventually reach the headquarters of the Polar Star Association in the Imperial City, how many of the Demon Kings would survive the pursuit and siege of the Schools to become your allies?]

[Moreover, under the siege and pursuit of the Schools, by the time you lead the numerous Demon Kings back to the headquarters of the Polar Star Association, it would probably be a matter of several days later…]

[...]

[...]

[The best scenario it envisioned was your successful call for help and your smooth return, evading the Schools' siege, but it estimated that the number of Demon Kings remaining would not be many, and likely each would be in a pitiful state with injuries.]