Long before she was transformed into a Guardian and trained to fight demons, Rosalia knew darkness all too well. Raised by a demon, Rosalia learned to guard her heart - and her soul - until she found a man worthy of her love. Once, she thought that man would be the powerful vampire, Deacon - but then he betrayed the Guardians. However, the explosive desire between them can't be held in check and when Deacon's vengeful quest creates a dangerous alliance of their enemies she is his only hope...