It's business as usual. Nobody expected that there was a secret laboratory in one of the buildings of the city, and if there is a laboratory there is a virus. What happened and why the cleaning system did not work is a mystery and now the city is filled with zombies. Destroy the waves of zombies and clear the city. Shoot the Zombies in the head, as this is their weakest point. A lot of terrible zombies, tons of ammunition, terrible music and a se