At the engagement ceremony, Aviana Slater finds herself manipulated by her boyfriend, Leon Bray's family. Their elderly neighbor, Clare Pace, writes a check on the spot for 180 million as a dowry for her grandson, Rafael Stafford, to marry Aviana. Despite financial difficulties, Aviana agrees to the marriage, but Rafael misunderstands her to be a materialistic woman. Reluctantly, Rafael marries her and tries his best to conceal his true identity, leading to many humorous incidents. However, as they spend time together, he realizes his misunderstanding of Aviana, and he is slowly drawn to her. An accident exposes Rafael's identity, prompting Aviana to angrily ask for a divorce. After much difficulty, Rafael manages to reconcile with her. However, Aviana suggests keeping their relationship private to avoid special treatment from colleagues. As a result, the dignified billionaire CEO, Rafael Stafford, begins living a life of "seeking legitimacy" every day.
