After a mutated zombie fungus took out most of North America, the world found a cure and rebuilt. In order to never forget the horrors they endured, the Institute of the Undead was formed, steadfast in its mission to uphold living testaments of the Collapse. That was, until a horrible attack released the fungus once again. Follow three different couples thrown into life-threatening situations, who learn to trust one another and find that there is more to life than just survival.