Due to an unprecedented incident involving a demonic monster’s attack, the Sealing Festival had come to an end, recorded as the worst festival in the history of the Hero Academy. The only silver lining, if there was one, was that no civilians or cadets had lost their lives. While many were injured, quick actions taken by professors and a few cadets had fortunately prevented a complete disaster.2

Nevertheless, could an incident where demonic monsters ran wild within the academy grounds really be brushed off as a minor mishap? The academy administration declared an indefinite closure of the academy and pledged to put all their efforts into uncovering the truth behind the incident. It sounded dramatic, but in the end, not much was revealed.1

They were able to make only a few discoveries: First, Professor Morpheus, the person in charge of the festival, was a demon in disguise; second, he had smuggled other demons into the academy under the guise of merchants, orchestrating the chaos; and third, he had vanished immediately after the incident and fled the academy grounds.2

That was the extent of the academy’s official...0