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Synopsis
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.
MysteryDramaHorror
Time TravelInvestigationSupernaturalHigh SchoolTeacherSchoolSpiritMysteriousSchool Bullying
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