Synopsis
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.
Episodes
Season 11
우리 반에 귀신이 있어 (There's a Ghost in Our Class)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.19m2
누가 귀신일까요? (Who Could Be the Ghost?)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.15m3
귀신이 우리반에 미치는 영향 (The Ghost's Insidious Influence on Our Class)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.15m4
귀신이 척 하면... 귀신한테 혼나. (If You Pretend to be the Ghost ... The Ghost Itself Will Punish You.)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.15m5
진짜로 귀신들린 교실 (The Classroom That Is Truly Haunted)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.23m6
꼭꼭 숨어라 귀신 정체 들킬라 (Hide Well, The Ghost's Identity Will Be Discovered)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.17m7
이제 우리반에 귀신은 없다 (There's No Ghost In Our Class Anymore)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.19m8
귀신과 친구가 될 수 있을까? (Can We Be Friends With the Ghost?)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.18m
우리 반에 귀신이 있어 (There's a Ghost in Our Class)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.19m2누가 귀신일까요? (Who Could Be the Ghost?)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.15m3귀신이 우리반에 미치는 영향 (The Ghost's Insidious Influence on Our Class)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.15m4귀신이 척 하면... 귀신한테 혼나. (If You Pretend to be the Ghost ... The Ghost Itself Will Punish You.)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.15m5진짜로 귀신들린 교실 (The Classroom That Is Truly Haunted)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.23m6꼭꼭 숨어라 귀신 정체 들킬라 (Hide Well, The Ghost's Identity Will Be Discovered)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.17m7이제 우리반에 귀신은 없다 (There's No Ghost In Our Class Anymore)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.19m8귀신과 친구가 될 수 있을까? (Can We Be Friends With the Ghost?)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.18mCast
