Nightmare Teacher (2016)
Original Title: 악몽선생
Videos: Trailers, Teasers, Featurettes
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.
Nightmare Teacher - watch online: streaming, buy or rent
Currently you are able to watch "Nightmare Teacher" streaming on Netflix, Rakuten Viki or for free with ads on Rakuten Viki.