Last Breath : Against Zombies (Test Version)

The war had engulfed the world in its embrace. Every day brought new weapons, and every day witnessed thousands of deaths. The foundation built on biological and chemical weapons had reached an uncontrollable state. They themselves understood that the foundation, based on tseriksonic substances with toxic properties, was now beyond repair. These weapons had led to the creation of new viruses. These viruses mutated every second because constant mutation was a characteristic of viruses. Due to these viruses, people began to turn into zombies. The relentless wave of mutations caused a constant threat. 

The question is, can you withstand this zombie onslaught?