A.G. Riddle

On Eos, the last survivors of the Long Winter face their greatest challenge yet - and race to unravel the deepest secrets of the grid. The last survivors of the human race escaped a ruined Earth. Their new homeworld - Eos - seemed perfect at first. Warm. Hospitable. Safe from the grid....

In Atlanta, Dr. Peyton Shaw is awakened by the phone call she has dreaded for years. As the CDC's leading epidemiologist, she's among the first responders to outbreaks....

They decimated Earth during the Long Winter. Now the Grid has returned, and they won't stop until the human race is extinct. On a ruined world, humanity's last survivors fight against impossible odds....

The ice is coming. It was the last thing we expected, but a new ice age has dawned. Billions have fled the glaciers. War is coming. In orbit, a group of scientists are running experiments. Close to the edge of the sun, they catch a fleeting glimpse of something that shouldn’t be there....

The greatest mystery of all time...the history of human origins...will be revealed....

In Marbella, Spain, Dr. Kate Warner awakens to a horrifying reality: the human race stands on the brink of extinction....

As the clock ticks down to humanity's extinction, a team of scientists will risk it all to unravel the secrets of the past....