Writing Lee Sang-hyeon Other Credits The Diary of King Yonsan Writer 1988 I Love Mama Writer 1975 An Unmarried Teacher Writer 1973 The Great Hero Yi Sun Shin Writer 1971 Tragic Death of Ambition Writer 1971 Women of Yi-Dynasty Writer 1969 School Excursion Writer 1969 Descendants of Cain Writer 1968 Prince Daewon Writer 1968 Grudge Writer 1968 A Regret Writer 1967 The Sun and the Moon Adaptation 1967 Agent-readable