Rubí Balmaceda is an intelligent, beautiful, and strong-willed young woman who has been engaged to her lifelong boyfriend, Diego Foster. On the day of her wedding, everything collapses when Diego runs away with his sister, leaving Rubí heartbroken and filled with questions. Desperate to avoid a scandal and to save the honor of the Foster family, Rubí is forced to marry Michael Foster, a cold, arrogant, and distant man who has been obsessed with her since childhood. While Michael appears to be the ideal man she has always dreamed of, his true nature gradually emerges. Rubí discovers that he hides dark secrets from his past, including the reason why he has been obsessed with her for so long.