It's been five weeks, two days, and eight hours since the demons forced Quinn to throw herself into the raging river, since Aaron sacrificed himself to save her, since his body disappeared without a trace.Everyone wants Quinn to move on, but she can't, not after a spirit appears to her at Aaron's memorial, convincing her he's still alive.When a mysterious box materializes on the very spot Aaron disappeared, Quinn finds she's at the center of an ancient prophesy of betrayal, revenge, and sacrifice that takes her to the depths of the underworld to face Lilith - Adam's first wife.If Quinn can stop Lilith from unleashing the demon horde Eve, trapped inside the box during the Battle of Eden millennia ago, she will save the human realm and free Aaron from an eternity in torment.All it will cost is her blood.