Yin-Yang Harmony System - Chapter 287

Violence, Rogue, two names that had long since faded away from the limelight. In a new game, The Strange World, they appear once again. The two former legends, once more rise to glory.

- Description from Novelupdates

Xin Meng woke up from his dream and found himself entering a horror game. He must work with five other people to struggle and survive in a terrible world. Every effort is made to get back to reality, and the name of the game is… “Infinite Reincarnation”.

Soon, Xin Meng will realize that the human heart is far more terrible than the game.

- Description from Novelupdates

When I cleared the final chapter of a game that was a national failure, I became an unnamed side character in it.

A non-standard, unmeasurable, EX rank supporting character.

Ruins stretched across the landscape in the apocalypse after the nuclear war.