Apocalyptic Chivalry System

The entire solar system will explode in thirty years, Blue Star has become an apocalyptic game, and zombies and mutant beasts have become the masters. In an apocalyptic world without humanity and conscience, dominated by cruelty, indifference, and numbness, Cheng Rang has a chivalrous system. How should he survive when he must act chivalrously? Cheng Rang said: "I am here to warm the whole apocalypse."