Water Moon

Long-term connivance finally allowed the virus to evolve. A planned disaster is unfolding. No one expected that this would be a disaster that could threaten the whole world. In war and the end of the world, no one is a winner, there are only disasters. A country cannot exist for three hundred years unless its technology has stagnated, or it is brewing new technology, or maybe it just wants to destroy the world. (The real apocalypse: mainly depends on my writing ability) (Evolutionary variation: has nothing to do with humans, not too abnormal) (Antidote: The world line is a route to research the antidote)