The Darkest Lie (Lords of the Underworld)

Forced to his knees in agony whenever he speaks the truth, Gideon can recognize any lie--until he captures Scarlet, a demon-possessed immortal who claims to be his long-lost wife. He doesn't remember the beautiful female, much less wedding--or bedding--her. But he wants to...almost as much as he wants her.

But Scarlet is keeper of Nightmares, too dangerous to roam free. A future with her might mean ultimate ruin. Especially as Gideon's enemies draw closer--and the truth threatens to destroy all he's come to love....