Violet Eden has accepted that she's part angel, part human-but nothing prepares her to be handed the key to the gates of Hell. Or worse, to be forced to turn the key over to the dark exile who saved and betrayed her: Phoenix.
Violet and her partner, Lincoln, will have to stop Phoenix, but it's hard enough fighting their soul-crushing need to be together. Violet begins to fear that the pull will soon become unbearable. As a brutal battle looms, Violet finds herself in dire straits as she teeters on the edge of a decision that could unleash a terror of horrifying repercussions.