Zombie: My Level Increases Infinitely

In 2082, the zombie virus ravages the world, and the end of the world is coming! Xiao Chuan accidentally awakened an upgrade system, which allowed him to see his own level and gain various abilities. Moreover, other people's levels have upper limits, but Xiao Chuan can level up infinitely! The survivors reluctantly avoided the zombies, and time was filled with violence and blood. Xiao Chuan: He XX, wants me to pay tribute? Want me to give away my woman? I don't accept it! From then on, Xiao Chuan began to embark on the road of upgrading, running rampant in the apocalypse, crushing all opponents, and creating his own apocalyptic code! [Ding~ Your level has been raised to LV20! [Ding~ Your level has been raised to LV100! [Ding~ Your level has been raised to LV1000! ....