Start by Building a Secret Base Underground in Your Own Backyard

Chen Kai got a system that told him that the world would enter the apocalypse ten years later. In order to survive in the future apocalypse, he built a secret base underground in his backyard with the help of the system. When the apocalypse came and everyone lived in dire straits and fought for a little food, Chen Kai ate hot pot and sang songs in the secret base, becoming the happiest person in the apocalypse. This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.