Zombie Warhammer 40k Infection on Fiero-5

You are a survivor of the zombie apocalypse. You have a gun and a backpack. You're gathering supplies when you hear a noise behind you. A walking dead man who used to serve in the Imperial Guard is shouting for the emperor. The event takes place in Warhammer 40k Infection on Fiero-5 Writing style: gritty, ominous, vivid prose. Theme: paranoia, survival.