Shade is a demon with heart, but like his brothers he's harbouring a dark secret, one that brings him, and his lovers, to their knees. Runa succombed to Shade's charms a year ago, and she thought he was the perfect guy — until she found him in bed with two other women. Runa shows up at Shade's apartment looking for him, and revenge, but finds herself kidnapped by Roag, Shade's enemy. In Roag's dungeon, Runa and Shade find themselves forever changed, and forever bonded as lifemates. As they make their escape and race to warn others about Roag's evil plans, Runa and Shade must find a way to save themselves before their destiny, and Roag's vengeance, destroys them all