Among tens of people that were always going in and out, two people clad in robes from head to toe slipped in during the confusion, and infiltrated Flithof’s headquarters without much difficulty. They advanced while avoiding people who were running around, and finally arriving before a conspicuous room at the highest floor. A man’s hoarse yell reverberated into the corridor through the door. Hearing him, the robed people quietly removed their hoods and moved stealthily.