The Z Pathogen (slow updates)

The existence to viruses has changed the fate of humankind for years.And the human have fought back,creating multiple vaccines to counter these viruses.But later did they knowknow that these vaccines helped these viruses to evolve and mutated into more dangerous strains and causing the most dangerous plague in human history, the zombie apocalypse.Can John Harvy (an expert in hemorrhagic fevers and have the ability to guess when an outbreak will start ), Xin Yi ( an expert in genome splitting ) and Brian Reings ( firearms and former illegal racer ) discover the final stage of the lethal pathogen and create a cure before all of humanity falls into the hands of a serial killer....