The End of the World: I Build a Hundred-Story Shelter

[Zombies+system+hoarding supplies+infinite space+living in shelter+alien beasts] (The previous chapters may be lighthearted and funny) With the outbreak of the zombie virus, the human order gradually collapsed. Xu Kun built a hundred-story shelter and plundered all supplies. While other survivors were still hiding in Tibet, Xu Kun was already enjoying a good life in a safe and strong shelter. What? I don't have this good thing? How dare you take it out and let someone see it? Sorry, bring it to you! Are humans physically weak? Why do I have to fight all kinds of beasts and zombies? Times have changed a long time ago, brothers, let's fire! Armor fit!