Brilliant defense architect Nova Sterling is humiliated when her intended husband and own sister expose their affair before a room full of guests, while the family who raised her offers no protection. Leaving without a scene, she is pulled into a dangerous mission after classified Aegis files begin leaking. A military leader pairs her with notorious billionaire Roman in a secret union meant to keep her safe. Playing ordinary, Nova trades sharp barbs with her new husband while striking back at the Sterling and Cross clans through hacking and force. By the time the traitor is unmasked, Roman is hopelessly devoted, and Nova is ready for a far larger fight.