The Black Book: Seven Deadly Sins - Chapter 26, This Is Unscientific!

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

“Uncle Morgan... it's you!” Chloe Leung initially wanted to flirt with her crush but ended up flirting with the poker-faced uncle who had raised her for ten years, leaving her dumbfounded. Her first reaction... run!Helplessly, she could escape the monk, but not the temple, and she was caught before even leaving the house, “Did you think you could run after doing something bad?”Chloe Leung cried with a mournful face, “Then... what do you want to do?”The man smiled meaningfully, “Let's see how you behave!”

One day, Luo Jian woke up from his sleep and found himself in a locked chamber where the door and window were all sealed. A note with a few lines written on it was tacked to the wall: “Escape from this room within an hour, otherwise, you will die.”

There is a sequel called Reincarnation Night (轮回之夜) that takes place in the same universe but has different main characters

- Description from Novelupdates

System: Want to live? Want to recover from illness? Want to change Da Zhou’s fate? You only need 998 points to redeem a package guaranteed to cure all diseases and strengthen the body! You don’t need 2400 points, also don’t need 1200 points only 998 points. You won’t suffer losses or be fooled! Welcome to the system of the king of the dead…..

Ji Jinrong: This name does not sound very auspicious

System: Don’t pay attention to these details /(ToT)/ ~~

Ji Jinrong killed all his brothers. At the age of thirteen, he dragged his sick body to the throne and worked conscientiously as a puppet emperor in the hands of the courtiers and eunuchs. Everyone says that the great general Wei Tingjun has wild ambitions, and is intentionally revolting however, Ji Jinrong felt that Wei Tingjun was not staring at the throne but at him, who was sat on the throne!

Ji Jinrong carefully tempted: “If I die you can be the emperor.”

Wei Tingjun: “You dare die, I’ll have everyone buried with you!”

Ji Jinrong: “…..”

See, it wasn’t his misconception.

So even if it was to just tie the head of the wolf, he (JYR) won’t die easily.

Ji Jinrong: It’s getting cold, its time to ruin the country. I (imperial) have to go back and look for (tie) the great general!

- Description from Novelupdates