Cataclysm: I Have an Apocalyptic Fortress

Doomsday zombies break out and the world returns to the Dark Ages. What! Zombies are just the first wave of disaster. Cold wave, the whole world is frozen, and everything is destroyed. In the eternal night, the legendary monster Baigui Nightwalks. Alien civilization actually made the sun into a Dyson sphere. Xu Bai traveled through time, activated the apocalyptic steel fortress, and faced the apocalypse! This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.