Books in the Demons After Dark: Covenant series

Things have gotten a little complicated. Asmodeus and I thought we could win the game, but we were wrong. It's only just beginning.Determined to keep us apart, Lucifer drags me into a world of flames. There's only one way out. I have to sign a demon contract. Again.But the terms of the deal are far worse than I could have ever imagined. Lucifer offers the unthinkable. He'll end the brutal game for souls and spare the world from eternal torment.On one condition.I must rip out Az's heart.This is the final book in the Demons After Dark: Covenant trilogy.