It's now two years since the zombie apocalypse changed the world. Survival is precarious for Zach Gunderson and his friends. They are encountering zombies who are evolving into something more than mindless automatons and the group dynamic is threatened by the revelation of a murderer in their midst. They handle each situation in their own special manner, but a seemingly innocent encounter with a group of Marines lead to disastrous consequences.

Zach Gunderson's life sucked and then the zombie apocalypse began. Rick, an aging Vietnam veteran, alcoholic, and prepper, convinces Zach that the apocalypse is on the horizon. The two of them take refuge at a remote farm. As the zombie plague rages, they face a terrifying fight for survival. They soon learn however that the walking dead are not the only monsters.

Zach Gunderson and his friends have carved out a life for themselves in a post-apocalyptic world ravaged by zombies. But, survival is a daily struggle. In addition to frequent encounters with hostile humans, Zach has discovered something very sinister about the zombies.

Zach Gunderson is still reeling after the brutal massacre of most of his loved ones and the abduction of his two children. There is only one person in his life now, Kelly, the sole survivor of the massacre. In spite of her steadfast devotion, Zach finds himself questioning the purpose of trying to survive in a post-apocalyptic world.

There has been a major upheaval at Mount Weather. The president has been assassinated. Her running mate, who was her husband, is sworn in as president in order to preserve democracy, but in only a short time his behavior has put the Mount Weather community in a state of turmoil. If that wasn't bad enough, Chinese soldiers have been discovered on American soil and the zeds, already an ever present danger, are continuing to show signs of cognition and teamwork. The motives of both are unknown but do not bode well for the survivors.

A quick-playing skirmish game of survival and horror in the aftermath of a zombie plague.

In the ongoing saga of the Zombie Rules series, Zach, his family and friends are lured from their home in Tennessee and relocate to a post-apocalyptic bunker known as Mount Weather, nestled in rural Virginia. They have been promised a better life by none other than the President himself. Zach's apparent immunity to the zombie virus may hold the key to creating a vaccine and securing a future for the human race. Life at Mount Weather is indeed a significant improvement from their former life, but it is not without its dark side and Zach finds himself having to make a difficult choice.