The year is 19XX, Earth's water supply has been infected by a strange parasite known as Rot Worms. Rot Worm eggs were delivered by rain, and there's no place on the planet that is free from the worms. Once hatched, they begin feasting on human flesh, turning their hosts into mindless zombies. The mod takes place in a world destroyed by a firebombinging which the remnants of humanity are divided between the strong and the weak. After firebombing,lot of zombies stay alive, but in one place you can feel safety, this place call Worst Town.