Chapter 525: Tsunade Announces Her Resignation
Since agreeing to Orochimaru's treatment, Rinnosuke had been frequently absent from class.
His health fluctuated, making him the most isolated student in the class.
As time passed, the other children made new friends and gradually adapted to their new environment and lives. But he remained alone.
...
During his research, Orochimaru made a surprising discovery by accident.
He found that Shikotsumyaku did indeed have the potential to evolve, proving that Kawakaze hadn't been speaking nonsense.
This discovery piqued his interest, to the point where he even delayed Rinnosuke's treatment for a while.
However, after determining that the conditions for evolution were extremely demanding, his enthusiasm gradually faded.
Compared to chasing an uncertain evolution, simply curing Rinnosuke was much easier.
...
A year passed quickly, and Konoha's first five-year plan had already yielded impressive results.