Zombie Virus(Apocalypse)

a factory released the chemical and it started to spread all over the city all over the country and the inhaler of this chemical became a zombie. due to the mistake of the factory owner it caused a pandemic it first spread in the city until it spread across the country. a doctor has discovered a drug that can be used to prevent people who inhale it from becoming zombies (This story is english and tagalog, mostly tagalog