The minister's words were pleasing to the queen. She nodded and then instructed, "Right, about the disappearance of old Duke Winchester, I want you to investigate it."
"Understood, my queen," the minister replied promptly.
...
In the Royal City, within a noble's mansion, several nobles were discussing in a room.
"Didn't Duke Winchester leave too quickly?" one noble, who was also an antagonist, frowned. "The first demon king hadn't even been killed yet, and the Duke already disappeared without a trace."
As an antagonist, he was naturally very concerned about the whereabouts of Duke Winchester, a 3rd-level protagonist.
While the Duke's cheat ability was impressive, it didn't seem to last long. The antagonists speculated that the Duke was likely in a weakened state by now.
If they, as antagonists, could take advantage of this situation, advancing to a 2nd or even 3rd-level antagonist was not out of the realm of possibility.