Cultivating Together

The scroll the Third Hokage gave Yinsen contained not only the complete contents of the Flying Thunder God Technique, but also the insights and experiences of the Second and Fourth Hokage, both of whom had trained in the Flying Thunder God Technique. Even the training experiences of those Jonin who had also studied Flying Thunder God but failed to master it and could only activate the Flying Thunder God Formation together were recorded within.

These things could help new practitioners from every angle, allowing later learners to avoid many detours.

Naturally, that also meant there was an enormous amount of miscellaneous, disorganized, hard-to-memorize material. This was Yinsen; if it had been anyone else, they probably would not have accomplished anything all night, just memorizing this material by rote would have taken quite some time.

That was what the Third Hokage thought. He knew how cumbersome the contents of the scroll were. Standing guard here was not truly about guarding against or monitoring Yinsen; rather, this was such an advanced ninjutsu that he believed Yinsen would surely have many things he did not understand, and he could answer his questions at any time.

After all, the Hokage was very busy. Once today passed, he might not be able to spare time to clear up Yinsen's doubts. Since he had already decided to make a heavy investment, spending one more night offering guidance was no great loss.

What Hiruzen Sarutobi had not expected was that Yinsen read incredibly quickly. Like an ordinary person reading an unremarkable book, he finished the entire scroll in just over an hour.

He thought Yinsen wanted to read through it once before repeatedly memorizing it, but Yinsen simply rolled up the scroll and handed it back to him.

"You've already memorized it?"

"Yes, all of it."

Though