Helena has dreams. In her senior year of pre-med, she gets good grades and studies hard, on her way to becoming a cardiothoracic surgeon. But her dreams threaten to come screeching to a halt when her father, the owner of one of the largest oil refineries in Texas, gives her an ultimatum: marry the playboy heir to the James Oil Industry, Aiden James, and consolidate the merger between the state's two largest oil companies, or be disinherited. Aiden, trying to finish his law degree and figure out his life path, faces the same demand from his own father. As he and Helena grapple with their unwanted betrothal, a torrid romance begins to kindle between themone every bit as complex and fragile as a castle made of sand.