Nightmare High
악몽선생 (original)
Los sueños de los alumnos empiezan a hacerse realidad luego de la llegada de un nuevo profesor. Ye-rim debe resolver el misterio antes de que sea demasiado tarde.
Starring Uhm Ki-joon, Kim So-hyun, Lee Min-hyuk, Seo Shin-ae, Baek Seung-do, Kim Ji-ahn, Jang Kyoung-up, Kim Da Ye, Kwon Young-min, Ji Eun-sung
Watch "Nightmare High" from streaming services Netflix, Rakuten Viki released in 2016. It's a drama and mystery show, and has a rating of 7.1 out of 10 from Imdb which is usually fine for this kind of show.