Fat Zombies Are Different from the Apocalypse I Thought

Chen Yu, who was in the main world, was transported to the ordinary world by a burst of energy for some unknown reason. During the journey, he saw some fragments of time points that happened in the future. He saw the end of the world, and also saw the evil side of human beings. In the end of the world, he released the evil in his body to vent his desires. I also saw zombies, some eating fat but not meat. Will the protagonist maintain his true nature in this collapsed world, or will he vent his body's desires like other evil-doing humans? You get an arsenal at the beginning. How does the protagonist use an arsenal to protect his own interests and safety? Whether it is good or evil, it only takes a thought. This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.