Bound by the Mark of Lies (BL) - Chapter 286 - 281: The Scorching of the Private Wing

Doomsday comes, and human beings enter the heavenly world.
Ten years later, Yang Chen, who was betrayed tragically, returned strongly with the Tianyu bug. In this life, he vowed to make the betrayal pay the price. He has a powerful bug bonus, just like an open hang. Frightened to hear…

- Description from novelbuddy

The world had been in chaos for over three hundred years.In the Central Plains, singing and dancing never ceased, foreign tribes sharpened their weapons and fed their horses, Sword Immortals roamed the Martial World, and famed generals quelled unrest in all directions.Five years before the great upheaval, the young Pharmacist Li Guanyi committed murder on a rainy night.At last, he opened his eyes and saw this chaotic human world.Underneath the hooves of horses lay piles of bleached bones – famed generals, beauties, the Martial World, Divine Weapons, commoners, Dharma Forms.Since ancient times, only white bones and yellow sand remained on the fields!Confucian Scholars, crushed beneath iron hooves; Buddhas, swept away by long spears!“I, Daoist Li Guanyi, invite this world to its death!”

Protagonist travels between different anime worlds to right wrongs and uncover his reason for being along the way.

- Description from Novelupdates

The countries of Mephius and Garbera have been waging a war for ten years and are trying to put an end to this long fight through a political marriage between the two royal families. Orba, who was driven from his home because of the war and was forced to become a gladiator, looks exactly like the crown prince of Mephius, and it has been decided he will be substituting him during the wedding ceremony. On the other hand, Vileena, the princess of Garbera, has secretly decided to ensnare the crown prince for her own country’s interests.