A homeroom teacher of Yosan Private High School has an accident, and thus a substitute comes to fill in. Han Bong-Gu is a mysterious man, and after strange occurrences the class president Ye-Rim tries to get to the bottom of this mystery.
1995
1960
2005
2002
1972
1994
2001
1997
1987
1985
1996
1976
2006
1982
1975
