Gang Sin-jae

Yoon-se, the youngest son of President Han, is a cadet, and his childhood friend Hee-young is the spouse chosen by his parents. One day, Yoon-se meets a beautiful woman named Ji-in, and despite his family's opposition, they share a true love. Ji-in, who grew up as an orphan and lives with a foreign missionary, also finds joy in life through Yoon-se, but due to his mother's opposition, she leaves home and wanders aimlessly. Yoon-se, who had been frantically searching for Ji-in, finds her at a mental hospital and cares for her with ceaseless devotion and love; however, she eventually leaves behind a letter and departs for the United States for treatment.

Suk-hee's mother is remarried to a man who has a son a year senior than Suk-hee. The two don't get along well first, but soon they grow intimate. Suk-hee learns, though, that she needs to give up her love for her mother's happiness. One day she leaves her mother and her new family, and goes on her way to her hometown, where she sees a Zelkova tree.