Bored Gamer in Other Worlds - Chapter 21

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—

His Royal Highness the King of Han, who was afraid of the dark and ghosts and loved to cry, has always been the good baby of the princess.
Until one day, His Royal Highness the King of Han found a book in the bookstore…
Picture book?
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Search keyword: Protagonist: King of Han, Princess of Han

- Description from novelbuddy

Xia Yue feels her life is as melodramatically convoluted as a novel. The family that raised her for more than twenty years isn't truly hers, and she's merely a counterfeit rich girl.After confirming she's indeed not a child of the Xia family, she takes the initiative and moves out, making space for the real heiress.And then, she gets knocked out by an object in the courtyard of her new home, and ends up being bound to a system.This system has no sense of martial morality, even going as far as imposing tasks on her forcibly.But the system doesn't care about her complaints, constantly pestering her.Xia Yue is so annoyed, it's giving her a headache.So, she decides to get rid of the system.

[Hottest Blood-Boiling Thriller]The Divine Level Expert from the apocalypse is reborn in the city. He intended to live a low-key, restrained life, but women broke off engagements with him, his family abandoned him, and everyone looked down on him…“I was low-key, but you forced me to be arrogant. Since it's come to this, then let Heaven be in awe, let the earth tremble, let the whole world go crazy because of me!” —Ye Tianchen.