C157 Comprehension.

3rd level of the palace.

Cliffs, lakes and seas, everything.

Shan Taiyu, Si Han, and the other six people walked through the various regions. Their eyes were like lightning as they patrolled the area.

"The Ninth Secret Technique is actually so hard to find?"

Si Han opened his eyes and a strange light flashed in them. He searched the surrounding space but found nothing