Tuoba Xiu, a collateral disciple of the Yuwenshi clan in the Jiming Mansion, had comprehended the rudiments of the Dao of Control!
Unless someone had contact with or even studied the Dao of Control, even a Divine Emperor might not have been able to spot the clues just now...
However, as someone who had mastered the Dao of Control itself, Duan Lingtian was more than familiar with this.
Chapter 3817