My Sister the Heroine, and I the Villainess - Chapter 17

The protagonist of the collapse of the three former civilizations is Dr. Mei. What is the end of logic, the strongest brain, super intelligence, this is the story of the strongest scientist of Honkai with knowledge of the moon becoming the god of science!

- Description from novelbuddy

“From today onwards, you will become the Envoy of one of the Main Gods in the Dimensions of Gods. You will travel from one world to another and through that, you will attain what others will never obtain in their entire life.”

“I don't want to die anymore, so I'll aim to be the strongest――!”After being stabbed by a random attacker, he was reincarnated in Japan, a place where 'demons' like yokai and monsters exist――and moreover, he was born into a family of 'exorcists' who exorcise these monsters!Exorcism is an important job that involves killing monsters, but it is also a dangerous job where people can die.Therefore, he――Itsuki, made a decision.In order to never die again, he would become strong.He aimed to be the strongest and practiced magic tirelessly since he was a baby――until he realized.“Huh? Isn't this too much?”This is the story of an exorcist who, despite being an ordinary person, became the strongest without realizing it due to excessive effort.

The heroic person, with the ambition of the jackal, is a heroic person.

Astur Bader: The Brood of Alienation and Flesh, Lord of Death and Slavery.

When the two coexist together and wake up in the world of “ONE PIECE”, these heroes will rise together, and the magnificent sea will bury many bones. It is to become a pirate, to follow the current, to stand on the top of the tide; or to start from A tiny navy, hitting the water in mid-stream, conquering the wind and thunder of the four seas.

The pirate is realistic, the golden finger is the mother’s nest, similar to the nest of the interstellar zerg tyrants, and will gradually establish a base, the BOSS-type protagonist, does not follow the ship, and gradually climbs to the top by means of tricks, not smearing the straw hat group is only this, Enemy or friend only depends on the protagonist’s position at the time. There are right and wrong, but it is more beneficial. Realism is to create and restore the most real and cruel face of the pirate world on the basis of animation.

You can read it even if you haven’t read the original, it doesn’t matter.

​​

- Description from novelbuddy