Earthbound angel Callista McAllister is finally free from over a century of captivity when everyone believed her dead. Now she struggles to adapt to a world that has moved on without her and a man she's never forgotten. Defensori Luca Fiorelli's icy detachment is legendary; a trait valued by his allies and feared by his enemies. But Luca's cold facade is a disguise he wears to hide his fear of trusting in love. She was once like a sister, but now that Calli is back, Luca realizes his feelings for her are anything but fraternal. Luca believes that love is simply a precursor to loss. Is Callista the woman who can change his mind?