With that thought, Ye Feng stopped hesitating and began feeding true qi into his brain little by little. The small amount he put in at first produced no significant change, but as he fed in more, he discovered that his divine sense began to change. The range he could "see" was expanding. Only when his brain began to feel somewhat swollen did he stop feeding in true qi.
By then, the area Ye Feng's divine sense could "see" had reached a radius of six kilometers, while the distance at which he could sense things without seeing them clearly had reached ten kilometers. How big was Konoha, anyway? His divine sense covered the entire village. However, while testing it, Ye Feng had forgotten its drawback, and every expert in Konoha felt this Sense of Being Watched.
The Third Hokage's office.
"Investigate immediately. I need to know who is spying on Konoha so brazenly." Somewhat angry, the Third Hokage dispatched the Anbu to investigate.
The same thing happened at the Root Base and at the residences of the heads of major clans such as the Uchiha Clan and the Hyuga Clan.
For a time, all of Konoha descended into chaos, with ninja investigating everywhere. Even the Hyuga Clan, which rarely participated in Konoha's affairs, sent out all its experts to search for the ninja responsible for that prying gaze.
Orochimaru felt this Sense of Being Watched as well. It even passed through his barrier and entered his laboratory. Although Orochimaru was not conducting experiments, he was still adapting to natural energy. Besides, being in the laboratory made him somewhat safer.
The only person Orochimaru could think of who might possess such powerful surveillance abilities was Ye Feng, and even that was only a possibility. Otherwise, some supreme expert living anonymously in the