The earth is on the verge of collapse and the entire mankind can just die out. All because of the terrible virus that turned almost all humans into zombies. There are just a few left who turned out to be immune to mutations. You are one of them. But your life is definitely not a bed of roses in the new conditions. You have to fight for your survival every single day. Don’t walk out of the house without a gun and prepare to defend your life until the last bullet!