Doomsday Evolution Starts with Animals in the Mountains

Viral infection + evolutionary mutation + mutant beast + mutant An unknown spherical virus swept across the entire planet in a short period of time. Human beings and mountain beasts mutated and evolved one after another under the infection of this virus. The world was in danger under the threat of mutant beasts and mutants. As the strongest mutant, should the protagonist protect the world or destroy it? This is a question worth thinking about.