Let the undercover be undercover

Mountainside.
The gray-robed man brought Atius Xiao to a hidden cave entrance.
Atius Xiao didn't ask any further questions and followed the other party into the cave.
Not long after entering the cave, Atius Xiao saw a small stone chamber next to the passage.
In the stone chamber, a gray-robed man was sitting cross-legged, with true energy surging in his body, exuding the aura of a powerful man in the middle stage of the Divine King Realm.
Atius Xiao followed the gray-robed man...