After a few days after the terror attack, the Obelisk Organization, along with the King of Cassiopeia, and the President of Alastor, issued a widescale player military joint from various guilds, as well as preventive measure for such an attack to happen again.
The security that was assigned when Zebel infiltrated the largest artifact museum of Alastor didn't get accounted for their lack of awareness that led to the impacting terror attack that would be marked as one of humanity's worst parts of history Post-Emergence.
The reason for the security not to be held accountable was very simple... because they were already dead as the high-tech missile, which was in itself an artificial dungeon, killed them upon its contact.
The two princesses, Rumia and Elizabeth, together with Samantha, Anya, and even Leon, had psychological trauma because of what had happened, especially when Zebel's cruelty was slowly screened before their very eyes, helpless at that.