StrainZ-1: Elimination torrent

Strain Z1 has spread throughout the city. All citizens were infected. People turned into horrible bloodthirsty Zombies. The military was sent to eliminate the threat. Long-term battles with the army of Zombies didn't produce significant results. Enormous numbers of the brain-eaters were eliminated, even more than the population of the city. Attacks of the mutants don't stop but become more massive.

A squad of unique specialists was sent to the scene. Unfortunately, their bus was ambushed. There was only one survivor