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?