Major volcanoes across the Pacific Rim — from Indonesia to the Americas — erupt in quick succession, each more violent than the last. As the earth trembles and cities fall into chaos, the world is plunged into an unprecedented crisis. It begins at the Cascadia Subduction Zone off America's Pacific Northwest. Triggered by an undersea volcanic eruption, the Ring of Fire has been awakened by sudden shifts in tectonic pressure setting the stage for a global extinction level event.

As leader of a special military unit charged with stopping potential pandemics before they spread, Haggerty has a front-row seat for the sharp increase in natural disasters that precede the Rapture—including plagues, earthquakes, famines, wars, and rumors of war. And each crisis is becoming more intense.

When Jonah inherits leadership of the Elk Clan from his father, many in the old man's inner circle question his son's ability to lead the tribe to their winter shelter at the ruins of Eliz. A dark stranger, a journey over hundreds of miles of dangerous highway, and clashes with feral gangs will push Jonah to the edge.

On a quiet beach in South Florida, Alice Burton and her two children have started the family vacation early - all that's left is for James to fly in from a conference in Colorado. When the small beach town they're staying in is consumed by fire, they're forced to seek help on foot - facing dangers both natural and manmade at every turn.

With no power, no heat, and a total grid collapse, tough times keep getting tougher. But when America is struck with an EMP, this small group of survivors will be forced out of the frying pan and into the fire. Only there can they fight for their homes, their families, their community, and their right to be free from the restraints of an oppressive world force.