Reincarnation - The Divine Doctor and Stay-at-home Dad - Chapter 95: Strange Stones

A college student, accidentally reborn into the world of Naruto, becomes a member of Uchiha who is destined to be exterminated.

In this cruel ninja world, in the face of endless wars and exclusion from the village, what will Uchiha Qing do?

PS: Later in the book, the protagonist will develop a system of immortal cultivation. Cultivating Immortals in the Ninja World, have you seen it?

- Description from novelbuddy

He is a young man without a spirit root. It is believed that this denies him the chance at cultivation. However, a mysterious lady imparts a Supreme Demon Classic to him and from then on, he starts his path of cultivation.
He undergoes a total transformation to emerge as the most fearsome and powerful fiendish demon in his era, that even immortals and fiends are fearful of him, and saints are at his beck and call.
Mastering the Supreme Demon Classic is the turning point in his life. He is able to unleash his immense and divine power from within, illuminating the entire universe!

- Description from Novelupdates

After an accidental death, in order to continue to live, Gu Bai had to choose to go through various wonderful books to complete tasks.

Every time he became a variety of small cannon fodder inside the story, Gu Bai’s code of conduct when completing task is – by all means, don’t be inferior, don’t be shameless, don’t be upright… hold on to a golden thigh.

… N times after transmigrating

Cannon fodder: (angry contempt) … You’re already so powerful, why are you still shamelessly holding on to a golden thigh to deal with us!?

Gu Bai: (deadpan) That… holding and holding… got used to it…

She transmigrated into the body of a little girl from a fishing village! Her father is honest and foolishly filial, while her mother is weak and ill. Moreover, her siblings are still young children.

Her father was the best fisher in the village and breadwinner of the entire family. However, when he got injured and was on the verge of death, her cruel grandparents and uncle kicked her whole family out. They were hungry and cold with nothing but an empty house…

But that’s ok! She has a multicolored stone that can accelerate the growth of crops. She was also an expert at preparing braised meat in her previous life.

Just watch as she, an eight year-old girl, challenges the taste buds of people who lived during ancient times. With improved high-yielding crops, she’s going to become the most famous farming expert in the world!