New York Times bestselling author Nalini Singh’s dangerous and beautiful world of archangels, vampires, and mortals has never faced a threat this cataclysmic…
Raphael and Elena are experiencing their first ever year of true peace. No war. No horrors of archangelic power. No nightmares given flesh. Until…the earth beneath the Refuge begins to tremble, endangering not only angelkind’s precious and fragile young, but the very place that has held their most innocent safe for eons.
Amid the chaos, Elena’s father suffers a violent heart attack that threatens to extinguish their last chance to heal the bonds between them and make sense of the ruins of their agonizing shared history.
Even as Elena battles grief, Raphael is torn from her side by the sudden disappearance of an archangel. But worse yet is to come. An Ancestor, an angel unlike any other, stirs from his Sleep to warn the Cadre of a darkness so terrible that it causes empires to fall and civilizations to vanish.
This time, even the Cadre itself may not be able to stop a ticking clock that is counting down at frightening speed…

For weeks, the immortal warrior Aeron has sensed an invisible female presence. An angel-demon-assassin has been sent to kill him. Or has she? Olivia claims she fell from the heavens, giving up immortality because she couldn't bear to harm him. But trusting - and falling for - Olivia will endanger them all. So how has this mortal with the huge blue eyes already unleashed Aeron's darkest passion?
With an enemy hot on his trail and his faithful demon companion determined to remove Olivia from his life, Aeron is trapped between duty and consuming desire. Worse still, a new executioner has been sent to do the job Olivia wouldn't...