Hae Joo did not grow up with a silver spoon in her mouth. She has had to study and work hard to achieve success as an oceanographer in the male-dominated shipbuilding industry. Kang San, on the other hand, is the son and heir to the major corporation that she works for. Hae Joo’s first love, Chang Hee, also makes something of himself through sheer determination but is still hung up on Hae Joo. Will a family secret change the course of Hae Joo’s life and everything she has worked so hard for?