Zack Willard is facing life in prison for a double murder. A virus runs riot through the streets of Limerick city. Chaos ensues as law and order breaks down. Medical services become overworked and cease to function as the flu-like virus kills everyone who contracts it within three days until they rise from the dead and go on a killing rampage.Known only as The Skins and with reptilian like abilities, they pick off the few remaining survivors. Jack Hunter is a soldier leading the attack against the Skins and just trying to survive until he encounters other survivors who lead him to Zack Willard. A murderer who is the only survivor of a prison where the virus has claimed all other lives.Jack knows Zack is involved with the Skins and the lethal virus, what he does not know is if Zack is part of the problem or their only hope for a solution.