I Have a God-Level Refuge in the Last Days

Our protagonist Hong Tianci was picking up ** in a post-apocalyptic supermarket. His head was suddenly hit by something. When he woke up, he found that he was back in time before the end of the world 20 years ago. In the end of the world 20 years later. Hong Tianci already knows everything about the end of the world. Let's see how he prepares for the end of the world. This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.