Oh Soon Mi is a bright and cheerful young woman who, in the aftermath of her father's tragic death, becomes involved with the Park family. She persistently strives to achieve her goal of becoming a successful architect/construction worker and finds love in the arms of Park Ki Hyun, who is 12 years her senior. While facing strong opposition from the Park side of the family both preceding and during her marriage, she nonetheless stays true to herself. A year into her marriage, she starts to experience some physical discomfort during her daily activities...