Harry Potter: A Certain Ancient Rune Professor of Hogwarts (TL) - Chapter 30

This is a world where humans, demons and mysterious beasts coexist.

Humans cultivate mysterious qi. Demons cultivate corporeal bodies. Mysterious beasts cultivate soul perception.

A legend says that in the middle of an endless rainforest, there are extremely powerful existences; they are called demon kings.

Some demon kings have a tyrannical corporeal body, some are experts in illusions.
Some demon kings are proficient in magic, some can even move mountains.
Some demon kings are able to sense things thousands of miles away.

These demon kings rarely appear in the human world. Even if they emerge in the human world, they would reincarnate in human form; assimilating with mankind while seeking to breakthrough realms…

- Description from Novelupdates

Traveling through the world of Detective Conan, Chi Feichi was sent to the hospital.

Tuesday.

Doctor: “What day is tomorrow?”

Chi Feichi: “Wednesday.”

Doctor: “Cough, tomorrow is Friday.”

Chi Feichi: “…”

August 21.

Doctor: “What day will it be tomorrow?”

Chi Feichi: “August 22nd.”

Doctor: “Cough, tomorrow is January 1st.”

Chi Feichi: “…”

When everyone thinks that the chaotic time is correct, and one of them cannot correctly identify and integrate into it, then this person is an outlier, a patient!

Once admitted to the hospital, it is as deep as the sea, and it is impossible to recover in this life.

Chi Feichi took a deep breath: “Old! Son! No! Do it!”

- Description from novelbuddy

In this world, only if you are strong, can you protect the people you love.

When Su Jiu dies on her eighteenth birthday, she transmigrates into a novel about painful love and becomes an adorable four-year-old child.