I Don’t Want To Reincarnate - Chapter 686 - : 687, a punch outside, a yes-man at home

A boy from 21st century Earth, met an accident and later was reborn in Naruto’s Ninja World.
He is born in Uchiha Family and becomes the useless brother of Itachi Uchiha and Sasuke Uchiha…. Let’s see how he changed the Naruto world.

- Description from Novelupdates

【Light-hearted and humorous + No female lead + No knives + Survivalist protagonist】- caution, this story is engaging.Chen Xun traversed into the vast and boundless world of cultivation, awakening the Immortal Ascension System, which unexpectedly granted him a companion, a long-lived spiritual beast.I, Chen Xun, have no interest in fighting or killing, nor do I wish to provoke anyone. I only want to travel the world with my old ox and witness all the worldly splendors. However, one day, I inadvertently discovered a secret….

In 2040, The Earth was bathed in powerful radiation when a star went supernova, this radiation granted 50% of humans superhuman abilities but also created a nightmare for them as animals, insects, and carnivorous plants were mutated and became overpowered with intelligence, human started teetering on the brink of survival, a boy with no powers and no father, with a mother in a coma, seems destined for obscurity, but one night changed his life, with a new found hope to cure his mum from the everlasting sleep—Gene Elixir— he went on on a journey that would reshape his destiny...~Voracious Sovereign... Gene Devourer...Pray you won't be devoured by this power you wield which hunger is insatiable~~You call yourself an opportunist... But... you aren't free. A hungry man is not a free man...~

The Revered Master, Yu Yan, known as the number one in the cultivation world, waited for sixteen thousand years, and finally took in a disciple. He taught her carefully, and took care of her diligently. He watched her as she slowly grew stronger as she comprehended the laws, and just as she was about to soar into prominence… she died!