Sequel to Epidemic

Five years has passed since the Celius. A deadly virus with swept the nation, and nearly took all it's resindents lives with it. Luckily, it has been eradicated, never to return.

But what happens finds a book, which explains a new disease that can go around? Not a virus, nt a bacteria, not a fungus, but a worm.

My Little Pony vs Plague Inc