Yeong Ae hates her heartless father, a money-grubber and envies her friend Yun Wu's father Dr. Kang for his graciousness. One day, Mr. An's car heading for the golf field hits Hun Je under the marathon training. As Mr. An tries to settle it only with money, Mr. Jeong refuses the money. With the better feelings against her father for his heartlessness, Yeong Ae visits Hun Je in the hospital and becomes his friend. When Yeong Ae goes to a summer resort with Yun Wu's family, she comes to know that her mother and Dr. Kang were lovers in their school days and falls in utter confusion.