Of course, detecting presence using this method was limited to biological entities, so it was hard to observe the inside of inorganic buildings. But with this many people present, their presence could become a map in itself. 

I turned my eyes to the center of the inner palace. My goal was the emperor’s sealing stamp. If it was an area where the emperor frequented, the security would be tight even without him being present. I looked around to see where the security was the heaviest.

Puk! 

Ugh... My eyes...

My eyes started to hurt badly when I focused on the inner court. I almost screamed, barely able to endure it. There was definitely nothing wrong with the presence.

What was the problem?

I released my marital aura and looked in the direction of the inner palace. I did not receive any pains from before. I tried looking towards the inner palace with magic power in my eyes this time.

Puk!

Ugh...

Although weaker than before, I still felt the pain. 

Ah, I got it now! I hadn’t noticed before because it was so huge, but I was standing inside...