Ember has always known that she doesn't belong in this world, but when she takes matters into her own hands, she winds up in a mental institution.

There she draws the attention of Taren, a mysterious boy with a dangerous secret.

When demons attack, they are forced to flee together, and Ember learns her secret might be the deadliest of all.

With a gateway to hell opening in Los Angeles, Ember must choose--will she save the world...or end it?