King of Kung Fu in School - Chapter 475 You Stay Here

Once upon a time, a hero had been summoned to a different world in order to defeat the demon king. After the war stretching 3 years ended the commendable hero slew the demon king. And he was forcibly deported back to earth after being dismissed.

Such bullshit!

Elves in addition to beast race, dwarfs and demon race. Even though I wanted to make a harem in the different world I saved! My dream will not come true on earth, where there is no magic at all. Thus, the hero returns on his own. Without the blunder of being extradited to earth this time, he will build a harem of his own in a different world.

Su Wan is a Realm Destroyer. She shuttles to different time-spaces using the identity of the “Cannon Fodder Ex-Girlfriend”, dedicated to plotting how to happily tear apart the male protagonist and the female protagonist. –There’s no such thing as protagonists who can’t be torn apart, only Ex-Girlfriends who don’t work hard enough~

- Description from Novelupdates

This is a world filled with mysteries from a conspiracy that has lasted tens of thousands of years;
This is a story about an ordinary cultivator’s passion and perseverance in his cultivation path;

The rise of a sect foreshadows tactics and trickeries;
The confrontation between two races reveals alliances and betrayals;

Countless deaths and secrets were buried in a catastrophe. As the secrets were slowly exposed, so too unfolded the mysteries of this world.

Let’s follow Lu Ping, an ordinary cultivator of Zhen Ling Sect, as he makes his name known in this world, forges his own legacy, and unveils the secrets of the unknown past!

There are always four kinds of people in the traditional Mary Sue world. The Male Lead, the Mary Sue female lead, the woman who never wanted to see the female protagonist live a good life, and the infatuated man willing to destroy heaven and earth to get the female lead.