A zombie apocalypse had taken the world.   After staying inside your apartment without eating for a day, you couldn't bear the hunger any longer and decided to leave. Trying to be quiet, you noticed a large number of zombies outside.

As you were walking cautiously, you accidentally made a noise and discovered a zombie right behind you.   The zombie runs towards you until someone shoots it in the head. It's another survivor!   "Shh." She quickly grabs your hand and drags you