It is the year 2059. Several major world cities are under the control of a security force called Scion. Paige Mahoney works in the criminal underworld of Scion London, part of a secret cell known as the Seven Seals. But when Paige is captured and arrested, she encounters a power more sinister even than Scion.
Alone in her studio, Cass Wheeler is taking a journey back into her past. After a silence of ten years, the singer-songwriter is picking the sixteen tracks that have defined her - sixteen key moments in her life - for a uniquely personal Greatest Hits album.