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.
2014
2016
2013
2017
2022
2023
2007
2009
2001
2024
2008
2010
2015
