At this moment, within Kibi.
Black Zetsu was speeding through the underground.
He had already left the mountainous region where Sea Ninja Village and Star Gate Camp were located.
Since he knew nothing about the environment of Wano Island.
And with a large number of police ninjas led by Fugaku Uchiha pursuing him from behind.
He could only continue moving forward.
It was not that Black Zetsu had not considered changing directions, but before that, he had to first escape the Byakugan's observation range—a distance of one kilometer.
Otherwise, it would be useless no matter which direction he ran.
The best course was to charge straight ahead and leave the Hyuga ninjas far behind.
Then he could change direction, shake off their pursuit, hide, and steadily gather intelligence on this place.
Fortunately, Black Zetsu's sensory range was extremely vast.
Vast enough for him to fully monitor the distance between both sides and whether it had exceeded one kilometer.
In truth, he could have burrowed deeper underground before changing direction.
However, over the past thousand years.
Black Zetsu had always operated ten or so meters underground, at most several dozen meters down. He had never gone deeper than a hundred meters.
There had been no need. What would he do hundreds or even thousands of meters underground?
As a result, he was now trapped by habitual thinking.
He only thought of running forward before changing direction, never considering that he could first go down, then change direction, and finally rise back to the surface.
Still, it was no great issue.
After all, with the speed of the Mayfly Technique, it was difficult for ninjas to keep up using the Body Flicker Technique.
However.
Just as Black Zetsu, underground, was about to pull one kilometer ahead of the foremost Hyuga ninja behind