In the aftermath of Earth's battle with the Vintages, an unlikely messenger delivers a shocking revelation: the existence of an advanced civilization that threatens to change the very core of human identity.
As the world falls into panic, a terrorist organization once thought extinct rises from the ashes of its violent past to embrace the dawn of a new era. Led by a charismatic prophet – a telepath with unprecedented powers – the Martyrs of the Mind wage a holy war on the Federation in the name of the God Revealed.
Now the de-facto leader of mankind, Enforcement Unit Commander Tamisa Faber must step up as the world's last guardian. But Tamisa is no stranger to war. As the crimes of her past return to haunt her present, Tamisa is faced with her own chilling revelation: humanity will need the Mindguards she herself has all but destroyed.