Pure Natural Energy... Was It Already a Dead End?

After successfully arriving at Mount Myoboku via the Flying Thunder God, Uchiha Ensei immediately noticed two toads staring straight at him.

"I'm saying, Ensei... aren't you being a little too cautious? You actually used a Shadow Clone Technique to scout the way..."

At that moment, Jiraiya beside him spoke up with a jab.

Uchiha Ensei ignored him. Feeling the dense Natural Energy in the air, he could not help closing his eyes and sensing it carefully.

In an instant, a breeze swept through Mount Myoboku.

Others might not have noticed anything, but the toads present and Jiraiya were all experts who had mastered Sage Chakra. Naturally, they could clearly sense the changes in the Natural Energy.

"A very good environment. It seems that before Kaguya Otsutsuki, you preserved part of the scenery from the primordial era."

"But... why did even you begin using the power of chakra?"

Uchiha Ensei looked around and slowly asked.

Yet clearly, neither Fukasaku nor Shima knew the answers to those questions, so they could offer none.

"The title Goddess Kaguya... I haven't heard it in a very long time..."

At that moment, an aged toad hopped over. It looked frail even as it walked, yet Uchiha Ensei sensed immense Natural Energy within it.

"Gamamaru..."

"If I'm not mistaken, you should be the last toad who has mastered Sage Power, right?"

Uchiha Ensei spoke, but his eyes had already activated their ability to see through things, beginning to observe the energy inside Gamamaru's body.

The strength of that energy was not as great as Uchiha Ensei had imagined, but it was no weaker than an ordinary Tailed Beast.

If quantity alone was considered, this power was actually quite limited. Some genius ninjas could even surpass the energy currently within Gamamaru.

Yet it was precisely this kind