Jaeha and his father flee to their home island to escape their debts. Jaeha’s father sets off on a journey and leaves his son in the care of a friend. Believing he has been abandoned, the boy decides to save up some money so he can return home, but he changes his mind when he meets Eunyoung, the daughter of his father’s friend. Eunyoung is a sickly girl and, because of this, has never been able to make friends. A strong bond develops between the two, but due to an accident, they are forced to part ways. Yet fate will bring them together again 15 years later…