They bled to break an ancient covenant, refusing to offer their children as fuel to a frozen throne.Violet, the lethal Vampire Queen, and Demon, the sovereign Lycan King, have rewritten the laws of the North with their own blood, uniting pack and kingdom under an unbreakable rule of equals. But by tearing open the cage of the permafrost and anchoring their sovereignty into the awakened marrow of the earth, they ignited a beacon that echoes beyond the stars.Now, the sky is bleeding.The Primordial Architects of the Void have answered their defiance. A colossal armada of Harvesters descends from the shattered heavens, intent on reclaiming the cosmic materials of their bloodline and crushing the North into stasis. Targeted at the heart of this onslaught is the five-fold dynasty itself: their three fiercely gifted young triplets, and the miraculous unborn twins Violet carries beneath her heart.With the enigmatic Watcher holding the final, terrifying truths of the cosmos, Demon and Violet must confront an enemy older than light itself. Bound by a savage mate bond and backed by the roaring power of Blood Prowl, the King and Queen will wage war across permafrost and firmament.An ancient crown demanded their extinction. They will shatter the sky to set their dynasty free.