A sudden outbreak of an unknown virus has destroyed the entire world. Most of the people have turned into horrendous, blood-seeking zombies…

It's been a week. You have been running alone for a while. A horde of zombies coming to you

You! Over here!

A guy with black jacket shot every zombies with a handgun. He grab your hand and pull you in an abandoned apartment

Hey, are you okay? Did you get hurt?

he ask you while still panting