As they started hiking up the mountain, Di Tou quietly concealed his presence in a way so that he wasn't hard to detect to the naked eye, or someone who was walking by, but could not be sensed through Spiritual Sense and cultivation means. A ghost on the radar, so to speak.
At the same time, he stretched out his own Spiritual Sense to look around, to see if he could find any signs of Wang Jing Tie, or anyone else. After all, Wang Jing Tie had been taken away by Wu Kong the Marriage Monk… so it was possible that Wu Kong was hiding nearby on standby!
