"The throne is empty and we are orphans. What shall avail us now?" So laments the Heavenly host, left behind by God to ponder His departure. For their elder brother Lucifer Morningstar, however, the disappearance of Yahweh brings to mind a more practical concern--survival, both for himself and, secondarily, his Father's creation. As chaos rushes to fill the vacuum of God's absence, those who mark themselves as wronged by Heaven prepare to storm the Primum Mobile and smash its palaces to rubble. But even if the angels of the Silver City can hold their walls, they cannot defend them against the greater threat that has just awoken, hungry to fulfill the terrible dictates of its nature. Only Lucifer can see what is coming to Yggdrasil, the World Tree, and what will happen at its roots when it arrives. The Hour of the Wolf is at hand, and its echoes threaten to shatter the foundations of Lucifer's cosmos as well as our own