Patient Zero (KO games)

A deadly zombie virus has broken out across the world driving the world into chaos. The World Health Organization has been unable to find a cure. The top scientists believe a cure can be found by uncovering the location where the outbreak first started and finding the first affected person--patient zero. You have tracked down a top secret chemical research facility in the mountains. It is there that you believe the outbreak first occurred. Get inside the secret facility. Find patient zero. Find ...