Ascendants are being killed and the barrier between worlds is failing. Dante, along with a group of Warriors and Guardians must confront the Harbinger. An undying servant of Lucius, a killer who can't die. His purpose is to destroy the barriers and recapture Maelstrom-a sentient weapon of evil created by his master and wielded by Dante. Can Dante learn how to control Maelstrom before the evil corrupts and kills him? Can the Warriors of the Way stop the Harbinger, and prevent the fall of the barriers before it's too late? Or will Lucius escape and kill them all?