Shinji Matou at Your Service - Chapter 43 - - Tracking

Tenjou Yuuya has been a bullied boy since the past.He lives in the home of his beloved grandfather while he goes to school. As usual, he receives a harsh bullying, and he takes an extended absence from school to have some time to heal his wounds.While on this long time of absence, he takes the opportunity to clean his grandfather’s house and goes to a room he never went before, where his grandfather keep many different objects that he gathered from his travels around the world. While he was arranging the objects, he found a door not on a wall among the objects.Out of curiosity he opens this door, what he found on the other side was…

He is the ruler of the mercenary realm, an overlord that gives headaches to the leaders of any country! For the sake of his friends, he’s willing to sacrifice himself; for the sake of his family, he does not hesitate to spill blood! He is a dragon, one that soars above even the highest of heavens. He’s a power that advances triumphantly through unstable situations, stirring up both the winds and the waters.

- Description from Novelupdates

On a continent where every soul is born with a Seal that defines their destiny, there is no place for the weak.“Mo Bai” son of the Demonic Seal Sect, had his childhood stained in blood—forced by his own father to kill at the age of six.With only average talent but an unbreakable will, he enters the Demonic Academy, where his journey begins—to prove that sheer will can shatter all limits… and even rewrite the very laws of the Seal.Tags:1. Unique Cultivation System2. Dark Fantasy3. Cunning Protagonist4. Evil MC5. Anti-Hero6. Power Absorption7. Martial Arts8. Sect Politics9. Intelligent MC10. Villainous MC11. World Building12. Psychological13. Twisted Morality14. Mystery15. No Romance16. Gore17. Average Talent18. Betrayal19. Survival20. Slow Burn Power Progression21. Cold-Hearted MC22. Scheming23. Dark World24. Tragic Past25. Growth Through Suffering26. No System27. Morally Gray MC28. Descent Into Darkness29. Heaven-Defying30. Clans and Bloodlines

I fell into a game world out of nowhere with an instant kill skill.
And then somehow, I became a bigshot.