I Have a Small World and Start a New Era in the Last Days

The protagonist accidentally gets a small world The protagonist of the small world gets rich easily and builds a villa to make a fortune with his family. In the process of exploring the small world, the protagonist uses magical spring water and special fruits to obtain abilities similar to Superman. I thought I would be able to live a good life with money and indulgence, but a sudden accident disrupted my original life. Thus, he started a life of killing zombies and monsters in the apocalypse, and established a base to gather survivors to fight against various disasters. From then on, he started a new era of mankind and led everyone to build a new world together.