The man didn't react, implying he hadn't noticed him.
He Kao wanted to conduct an experiment; earlier, no one had noticed him, but those were ordinary people. What about substituting them with sorcerers? Practice proved that in this state of stealth, even sorcerers with cultivation found it difficult to perceive him.
Although He Kao could see the other person, the two seemed to exist in different worlds.
He Kao drifted closer into the fast-food restaurant, coming to a place just a few steps from the man, floating in mid-air across two tables, maintaining a state of observation without thought.
What does observation without thought mean? It can be roughly described as seeing but not seeing, like how an average person walks down the street, can see many things, and can avoid various obstacles, but their consciousness is not deliberately observing them.
