Following the death of his son, Alex Riley moves to a small town with his family to take a position from a recently deceased police officer. However, their peaceful existence is shattered when a sudden catastrophic storm sweeps the nation and they find themselves trapped in the town's 14-story building with local gang boss Cayden Jones. When Alex learns the truth behind the death and the reason Cayden is there, Alex, an aging chief, and a small band of survivors must ride out the storm and fight back to stay alive.

After a highly decorated police officer is found brutally murdered in the ski resort town of High Peaks, the State Bureau of Criminal Investigation steps in. Upon hearing the news, homicide investigator Noah Sutherland returns to his hometown in the Adirondacks, believing his brother's death to be more than just a cold, methodical ambush.

When recently divorced Catherine Shaw tries to reconnect with her young son Jordan by taking him on vacation in Yellowstone National Park, a series of disturbing events lead her to believe that the dormant supervolcano is on the brink of erupting. With the clocking ticking down and the aid of a damaged deputy park ranger, they will have to do more than convince the park superintendent of the imminent disaster. Thousands of blissfully unaware tourists have flocked to the serene park, trouble makers are on the loose, and not everyone wants to listen.

As earthquakes are triggered, fault lines split, buildings crumble, and monstrous tsunamis rush inland, Jax, his daughter Zoe, and a group of civilians with vastly separate lives collide in the Northwest in an interweaving story of survival, loss, and redemption. Meanwhile, Natalie Reid is at the Gatlinburg Midnight Parade, charged with caring for teens from a group home; when the earth shakes, the sky lights up in a brilliant light, and planes fall from the sky.

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.