In the dead of winter, an EMP attack destroys the U.S. power grid. No electricity. No cars or phones. The country is plunged into instant chaos. But for Hannah Sheridan, it's the best day of her life. For the last five years, she's been the captive of a sadistic psychopath—until the EMP releases the lock of her prison.

Tough-as-nails Dakota Sloane has spent her life running from the past. A man haunted by secrets, Logan Garcia has only one goal: to drink himself into oblivion. When a bomb detonates over Miami, utter anarchy erupts. Dakota knows of a safe house deep in the Everglades, but she needs Logan's help to survive the chaos. But the radiation isn't the only threat. At every turn, deadly foes are determined to stop them. As a diabolical conspiracy emerges, Logan and Dakota must prepare for the fight of their lives against an enemy more powerful than they could ever imagine.

With little warning, a solar super flare erupts from the sun. A billion tons of superheated plasma hurtles through space. As multiple solar storms strike Earth, transformers explode, the power grid fails, and communication networks collapse. Half the world goes dark, thrusting the planet into utter chaos.

Half of the earth's population has been wiped out. Impossible to predict or stop, the Gamma Ray Burst tore through the Earth like a bullet, its radiation wave killing hundreds of millions, and the after effects ensuring the deaths of billions more.

When an EMP attack wipes out the nation’s power grid and communications, college freshman Maddie Langston is forced to run for her life. Stranded in a Chicago airport when the lights go out, Maddie is in a race against time. According to her father, she doesn’t have long before the city descends into chaos. She must leave the airport before it is too late. The perilous journey out of the city becomes even more complicated when Maddie takes responsibility for an orphaned ten-year-old girl. Together, as chaos fills the streets, they must fight to survive in a Turbulent new world.