Beyond the huge domed roof of Ash Harbour, a city built inside a hollowed-out mountain, deadly storms and Arctic temperatures have stripped the Earth bare.

Resources are limited and access to power is all important.

Sinister bodies reign supreme, undercover operations are rife and every move is monitored by the Clockworkers and Dark-Day Fatalists.

When sixteen-year-old Sol Wheat's father goes missing and is accused of murder, Sol sets out to find out why, and in doing so uncovers the harsh reality behind Ash Harbour.