At the same time, Li Yan sensed two not-weak spiritual energy fluctuations within the city, coming from the depths of the imperial palace.
They belonged to two Foundation Establishment cultivators. Li Yan guessed they were immortal sect cultivators assisting the imperial court, experts sent by some minor sect under the jurisdiction of the Phantom Sect to guard this place.
Other than the old emperor himself, even the princes and empress dowager had likely only heard rumors of such people. They had no idea which person in the palace was an immortal.
They even felt that all of this might simply be rumors deliberately spread by the emperor himself, meant only to cow petty schemers.
After all, they had never seen anyone capable of soaring through the heavens or burrowing into the earth. As time passed, they gradually stopped believing in such things.
The two Foundation Establishment cultivators had been meditating in cultivation all along, utterly unaware that a fellow cultivator like Li Yan had arrived in the imperial capital.
Of course, cultivators like Li Yan, or even those with higher cultivation than his, often passed through the capitals of mortal dynasties.
But they all knew that every mortal dynasty stood beneath the shadow of the Four Great Sects. Even if given a few more sets of guts, they would not dare run wild among mortals.
Even if they sensed that only two minor Foundation Establishment cultivators were stationed here, they still would not dare come and provoke them.
Though the secret archives room of the Military Affairs Bureau was usually sparsely visited even during the day, Li Yan did not wish to stir up unnecessary trouble. Officials would still occasionally come here to consult records.
Thus, he waited until the dead of night before making his move.
Although there would