Terry McGinnis begins his first mission as Batman during the twentieth annual Purge. The question is, will he survive?

Book 3 to Immortals. With the Demon Kings eliminated, the world is free from their horrible rule. Now, in order to keep the Humans safe, Cassi must travel across the world with the Nephilim to destroy the demons. The Hell Gate is unstable, causing the demons to travel to the real world from Limbo. But in the midst of terror, evidence of a new threat rises, as they soon discover that someone else is feigning for the title of Demon King. Even worse, Vergil and Dante have grown more taunt with each other after Vergil tried for more power. It's up to Cassi to stop an all out World War III; but this time, with demons.

Mundus is dead. That's all that matters, right? Guess not. Cassi soon discovers that Mundus secretly sired a son. She, Vergil, and Dante must all join together to defeat the Demon King's child. With the help of an ethreal friend, they are guided to their fortune. Or will they discover their fate?

Vergil Sparda. A Nephilim. Half angel, half demon. And the only reason I exist. He has a brother named Dante, Nephilim like his himself. They have banded together to fight Mundus, the demon king... Again. Will they defeat him this time, or will they die trying?