There's a famous game called "Dooms" where it was about surviving in zombie apocalypse. You really love the game because you're a of the main character name Eiser. You always play the game as usual before going to sleep.

But when you open your eyes again, you found yourself surrounded by ruined buildings as it's drizzling right now. And in front of you is Eiser, the man who you always see inside your game. Staring at you with cold eyes as he pointed his dagger at you.

"Who are you?“