Magical Wasteland, Starting from Escaping from the Shelter

Thousands of years ago, a world war broke out on the mainland to compete for resources. Magic was shocked and the color of the world changed. Until a desperate warlord, with the idea of ​​​​death together, started a nuclear war. Magical dust spread all over the world, and radiation melted all living things on the surface. Thousands of years later, only purple fungi will populate the world. Human beings have long been hiding underground to survive. The inescapable prison has plunged human civilization into nihilism, and countless shelters have been destroyed in despair. "What's the point of all this?" With such questions, I embarked on a journey to the wasteland.