In the not so distant future, biochemical technology has advanced in unexpected ways. Unfortunately, it has fallen into the hands of the wrong man, a brilliant young biochemist by the name of Jacob, who believes the world is a better place without humanity. Jacob decides to take matters into his own hands by beginning the process to wipe everyone out. Staging biochemical attacks through out the city, the virus is released, infecting millions in a matter of seconds, causing chaos and destruction everywhere. Cee is at her sister's wedding when the virus hits, infecting everyone and killing dozens of her loved ones. Fighting to survive as long as she can, she meets a mysterious man by the name of Caleb, an employee of the world's largest biochemical engineering company, who reveals the origin of the virus. An attack separates Cee from Caleb and she is picked up by people intent on stopping the virus.