In an all-boys school, a class of 12th grade students are in disbelief after doing a seance that revealed the presence of a ghost lurking among them. Soon their doubt turns into suspicion as the class runs into eerie events that compel them to deduce the ghost's identity.
Best Episodes of The Mysterious Class
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Worst Episodes of The Mysterious Class
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The Mysterious Class Episode Guide
우리 반에 귀신이 있어 (There's a Ghost in Our Class)
12th Nov 2021
In a late-night seance, the students of Grade 12 - Class 4 in Boseok Boys' High School discover the possibility of a ghost haunting their classroom. Their homeroom teacher coincidentally falls unconscious in the stairwell.
누가 귀신일까요? (Who Could Be the Ghost?)
19th Nov 2021
Ye-dam's music demo gets tampered with an eerie paranormal noise. Hyun-suk carries out his ghost-hunting tactics and notices something weird about Asahi.
귀신이 우리반에 미치는 영향 (The Ghost's Insidious Influence on Our Class)
26th Nov 2021
Asahi disproves his classmates' suspicions about him. Jung-hwan films a ghost-hunting vlog inside their classroom, much to Do-young's anxiety. Jae-hyuk obtains an anti-ghost talisman, its magic unexpectedly working against Haruto.
귀신이 척 하면... 귀신한테 혼나. (If You Pretend to be the Ghost ... The Ghost Itself Will Punish You.)
3rd Dec 2021
Desperate to satisfy his online followers, Jung-hwan resorts to secretly fabricating fake paranormal events and filming his classmates' reactions to them. Jae-hyuk unexpectedly discovers the ghost's identity.
진짜로 귀신들린 교실 (The Classroom That Is Truly Haunted)
10th Dec 2021
Yoshinori discovers Haruto's identity through tarot card reading. At the spring festival, Class 4 fails to scare their customers in their haunted house booth. Haruto decides to step in, but things quickly turn awry.
꼭꼭 숨어라 귀신 정체 들킬라 (Hide Well, The Ghost's Identity Will Be Discovered)
17th Dec 2021
Jeong-woo is hospitalized after the school-wide paranormal event at the spring festival. Class 4 finds itself pointing fingers at each other. Do-young discovers the ghost's identity and Haruto is forced to explain himself.
이제 우리반에 귀신은 없다 (There's No Ghost In Our Class Anymore)
24th Dec 2021
Haruto reveals his sad tale to the students of Class 4. Do-young becomes resentful of Haruto after failing to obtain Mr. Ha's recommendation letter. In shock, Mr. Ha finally realizes Haruto's identity.
귀신과 친구가 될 수 있을까? (Can We Be Friends With the Ghost?)
31st Dec 2021
After confronting Haruto in fit of rage, Mr. Ha threatens to impose penalties on anyone who interacts with the ghost. Yoshinori's grandmother holds a classroom exorcism, putting Class 4's sympathy for Haruto to the test.