Enter an infected zone called "Romero E5". Don't let zombies spread over the city's borders by assigning soldiers to repair barricades and shooting at incoming infectees.
While gangsters were hanging around and disturbing the residents, your soldiers got caught in the middle. It's time to fight, kill all the gangsters and save yourself from the clutches of the gangsters!
After the earth was nearly destroyed by an all-out global war, much of its land has become a wasted desert. You're one of the few survivors who must defend your settlement from hordes of mutants.