Doomsday: I Have a Doomsday Survival Manual

This is the end of the world. Terrifying mutant monsters, highly poisonous blood rain natural disasters, an ice age that freezes everything... Human beings are weak and helpless in the face of various disasters. Fortunately, Xu Chen has a doomsday survival manual. Know the end of the world in advance and have unlimited storage space. In addition, by reading the book every day, you can get a skill and an item. What should I do if I don't have money to stock up on supplies before the end? Obtain the skills of Gao Dasheng from Qiangsheng Group. They used black-hearted methods to forcefully obtain billions of dollars in wealth and emptied the entire region's material reserves... What should I do if I can't find shelter? Get a war-level mobile fortress, where zombies and monsters can come and go freely... In addition, all kinds of weird skills and items... In the apocalypse, humans struggle to survive. Xu Chen often feels worried because he is not strong enough. So he began to arm himself... Finally one day, the end of the world came to an end, and Xu Chen discovered that he was invincible... This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.