USGS geophysicist, Mac Atwood, and volcanologist, Taylor Reed, survived being swallowed by the Earth during the earthquake swarm. They returned to the ordinarily peaceful and serene environs surrounding Mammoth Mountain and the Long Valley Caldera. When a series of seemingly minor earthquakes take place in the Sierra Nevadas, Mac the seismic detective, expresses his concern to Taylor. Her skills as a volcanologist will be tested as it appears the Long Valley Caldera, the second largest supervolcano in the U.S. behind Yellowstone, is awakening.

Almost three years after a deadly biological event killed millions, Alice carves out a life with an isolated community of survivors on a fortified island in New York. But just as quickly as the Haze spread, so has news of her rare blood type placing a target on her back.

Consumed by guilt over the accidental death of his daughter’s husband and child, a disabled veteran, John Sheridan leaves Florida and returns to his small town in the Black Hills of South Dakota to finalize the sale of a remote mountain cabin once shared with his wife. With his vision failing, he now believes this will be the last time he will see it and get to enjoy the biggest motorcycle rally in the world. But when a dirty-looking local teenage girl seeking safety breaks in and the power goes out, he learns a disturbing story and must decide whose survival matters more.

Their extinction will be the beginning of ours.... All over the world, birds falling out of the sky cause countless traffic accidents. Reports of dead fish washing up follow. As the mysterious death of animals increases and a terrifying future unfolds, a family in a small Vermont town grapples with the inexplicable. With emergency phone lines tied up, Emily Mansfield, a science teacher, finds herself stranded miles from home with an injury and forced into a race against time when strangers kidnap her child for unknown reasons.

Landon Gray, a skillful "ferry pilot" who delivers planes to customers has one final drop in Alabama before Christmas. But when an EMP causes the plane he’s in to crash on the remote, snow-covered mountains of North Carolina, he’s rescued by Beth "Bluebird" Sullivan, who claims to have lived off the grid since she was born. Beth brings him back to an isolated cabin to recover while waiting for her father to come back from the nearby town. When he doesn’t return, Beth grows increasingly worried while Landon struggles with being far from home.

In the wake of a summer storm, a strange malady takes hold, slowing mental and physical response. For many exposed, it proves fatal. As scientists race to find a cure for the unexplainable, it spreads.

Lane McCord wakes up in a hospital having survived a near-fatal fall at a North Carolina beach cottage. Her boyfriend, Kyle, wasn’t so lucky. A senseless tragedy on their first romantic getaway. All Lane remembers is lying at the bottom of the stairs in Kyle’s pooling blood. Confused and grieving, Lane plans to return to the cottage, collect her personal belongings, and get out. Until a winter rainstorm leaves her stranded and vulnerable, but not alone. A concerned neighbor, who claims he heard a violent argument before the accident, has come out of the storm.

Thomas Austin was once a prominent NYPD detective, known for locking up a psychopathic serial killer dubbed "The Holiday Baby Butcher". Now retired in a small beach town in the Pacific Northwest, Austin runs a little café, trying to overcome the loss of his wife, a DA who was gunned down only one year ago.

Several years ago, an ARkStorm, a once-in-a-thousand-years flood event caused by a series of intense atmospheric rivers, flooded the Central Valley of California from Sacramento to what was once Los Angeles. The weight of the water was equivalent to the volume generated by the Mississippi River times 22. It challenged an already fragile seismic system consisting of hundreds of active faults.

Tracy Crosswhite has spent 20 years questioning the facts surrounding her sister Sarah’s disappearance and the murder trial that followed. She doesn’t believe that Edmund House - a convicted rapist and the man condemned for Sarah’s murder - is the guilty party. Motivated by the opportunity to obtain real justice, Tracy became a homicide detective with the Seattle PD and dedicated her life to tracking down killers.

Hell comes to Southern California every October. It rides in on searing Santa Ana winds that blast at near hurricane force, igniting voracious wildfires. Master thief Danny Cole longs for the flames. A tsunami of fire is exactly what he needs to pull off a daring crime and avenge a fallen friend. As the most devastating firestorms in Los Angeles’ history scorch the hills of Malibu, relentless arson investigator Walter Sharpe and his wild card of a new partner, Andrew Walker, a former US marshal, suspect that someone set the massive blazes intentionally, a terrifying means to an unknown end.

Detective Kay Sharp vowed she’d never return to her childhood home. But now Kay’s back, and only she can solve the crime that has rocked the tight-knit community of Mount Chester to its core. A dead woman has been found by Silent Lake under the dew-covered fall leaves. Kay knows the missing-person investigation could turn into a murder case at any second. But as she hunts for the culprit, her own past closes in on her. Can she find the killer before it’s too late? And will the secret she thought she’d buried stay that way?

After the assassination of his wife and son, Gabriel Allon retires from his brutal anti-terrorist career and loses himself in his previous cover job: art restoration. But when Tariq al-Hourani, the Palestinian terrorist responsible for his family’s death, begins a killing spree designed to destroy Middle East peace talks, Gabriel once again slips into the shadowy world of international intrigue. In a global game of hide-and-seek, the motives of Gabriel and Tariq soon become more personal than political.

Her blue eyes wide open, glossed over. A few specks of sand clung to her long, dark lashes. Her beautiful face, immobile, covered in sparkling flecks of sand. Who is the beautiful girl found at dawn, on a deserted stretch of white sand beach? What is her secret? FBI special agent Tess Winnett searches for answers relentlessly. With each step, each new finding, she uncovers unsettling facts leading to a single possible conclusion: Dawn Girl is not the only victim. Her killer has killed before.

The first tremors of the earth were felt at 7:22 EST. time. Every single person felt the rumbling and experienced the tremors that would forever alter the course of history. Most did not survive. These are the accounts of some of those who did. Following three sets of people, The Upheaval is filled with heartbreak and hope. The day starts out like any other but soon goes to calamity. From earthquake to fire to tsunami, they must face disaster from every angle - the world they once knew has shattered in a just a few hours.