fungal infection zombie drama that happens to contain ponies. the fungus takes over the brain, it destroys all of the ponies thoughts, it turns them into mindless zombies the world has been turned upside down.
a small group of ponies lives are destroyed by the war, and it's soon discovered, the world is a very small place indeed.

This world we used to know is ash.

WARNING: sadistic violence, implied sexual violence, strong language.