Vicky Rivers is a troubled woman, scarred by a violent childhood trauma that had turned her into a killer, but not just any killer, she is a highly skilled assassin in the employ of a powerful and secretive organisation, an organisation that harbours a deadly secret. Vicky has her own secrets and her own obsessions, obsessions which will set her on a direct collision course with her employers as she seeks out the dangerous truth behind their secret research and the hunt for immortality.