Naruto: Wooing Tsunade from Day One! - Chapter 24: Two Old Foxes

A top hacker was chosen by the Lord God to be reborn into countless worlds, always as an expendable villain.

With no free will, every world became a dead end. Every one of his lives ended tragically.

Finally, after wresting control of the Villain System, this ace hacker decided to enact revenge. Even if his very bones were rotten, he’d choose to occupy the very heights of morality, if only on the surface.

Thus, he would change his fate as an abused slag.

- Description from novelupdates

The person that Pei Zhen hates most in his life is the perfect Fu Sichen. Alas, life is full of surprises and unpredictability. One fine day, an accident turns Pei Zhen into Fu Sichen’s pet cat! As Fu Sichen’s pet cat, he makes a shocking discovery about his sworn enemy – a deep dark secret that the perfect Fu Sichen has kept hidden for years. Trapped in his cat body, Pei Zhen moves from one adventure into another while trying hard to find a way of turning back into his human self. When he finally does, the world as he once knew, has become a completely different place!

There was a prominent old martial arts family which in the hundred years would give birth only to males, never a girl. Finally, one day, a girl was born. She was a tassel blower among ten thousand green groves. Ultimately, she turned into an agile and brave tomboy!

There was also an imperial descendant who his old father had six princesses. His father was just short of a son to inherit the throne. Finally, one day, he got a bastard son who was his youngest child. With countless spoiling, in the end that son was brought up into a universally unmatched egomania!

“Zhen as the nation’s number one beauty, as the nation only first class figure, obviously needs to have a professional bodyguard constantly at our side for protection. That will be you, the iron-willed female King Kong pretending to be a little eunuch.”

- Description from Novelupdates

Satou Shiki a Japan present-day university student suddenly one day he got attacked by a slasher when he open his eyes he was already transferred to another world’s labyrinth city. In that another world he who was awakened to do a lot of “things”.