Ar'Kendrithyst - 159, 1/2

With the descent of the first blood rain, the world underwent a dramatic transformation.Once bustling cities became playgrounds for zombies.Some people merely survive in this post-apocalyptic world, while others thrive using their strength in this new world.Opportunists are on the move, and lone wanderers roam the land.Firearms, artillery, superhumans, and mutated creatures drive the world in a new direction.Clove Russell is reborn at the dawn of the apocalypse, leveraging his Space Element superpower to unlock the genetic limits of the human body, dominating the post-apocalyptic world without rival.Linda: “This bastard has no feelings whatsoever, only using me to vent his desires!”Kelly: “He's so strong, so formidable!”Wendy: “I will conquer him! Clove conquers the world, and I will conquer Clove!”

With the Goddess’ blessing, he became a 『Divine Knight』 and founded an Empire.
As time passed, he grows older, and by the time the heavens called for him to come, the Goddess showed before him, asking for his last wish.

He wished to be reincarnated in the future.
He dedicated all his life for his people, he had no time to master his own arts.
This time, he wishes to live for himself, forging his body to the utmost limit.

The Goddess complied with his wish.
In the far future, the King shall reincarnate as the 『daughter』 of a renowned Knight family.
And, under some circumstances, she is labeled as a failure of a Knight, however——

「How convenient. I can stand on the foremost line without needing any rank. No better training than actual combat!」

Thus, the legend of the world’s strongest, most beautiful Knight Disciple (♀) has begun—

He became a teacher at the best magic academy in the empire.
….For being mistaken for someone else.

Cao Gui: “Well said! System, but do you want to explain why this is not Marineford but Manhattan in New York?”

System: “…”

Cao Gui: “System?”

System: “…”

Cao Gui: “System, say something!”

- Description from Novelupdates