Undercover High School

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  • : 12
  • : 13
  • MBC
  • 21
  • Action Comedy Mystery Romance Suspense

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1
1x1
The Emperor’s Lost Gold
Episode overview
After a botched operation puts Hae-sung and his team in serious jeopardy, the only way for him to salvage his career at the NIS is to accept an assignment that seems almost hard to .. show full overview
1x2
Spooky Stories
Episode overview
Hae-sung comes dangerously close to blowing his cover while searching for the hidden gold in Byeongmun High School's eerie old building, barely escaping detection by Soo-ah, his .. show full overview
1x3
Ghost Story Riddles
Episode overview
Hae-sung uncovers a crucial clue hidden within the old building, but Chairwoman Seo quickly learns its potential connection to the elusive gold bars. Sensing the connection, she keeps .. show full overview
1x4
Joining the Student Council
Episode overview
Hae-sung attends the anti-bullying committee session with a key witness who clears his name, while Dong-min finally finds the courage to stand up for himself. With his name vindicated, .. show full overview
1x5
Student Council
Episode overview
Hae Seong and the team grow increasingly concerned that Su A's suspicions could threaten his undercover mission. However, Hae Seong defies the odds and successfully gains a spot in the .. show full overview
1x6
Hae-sung's Father's Notebook
Episode overview
The school's security guard dies, leaving Hae-sung a notebook belonging to his missing father. The revelation is shocking, and he storms the NIS for answers. The answer pushes him away .. show full overview
1x7
The 24th Anniversary Of Byeongmun High School
Episode overview
Hae-sung is caught off guard when he recognises Soo-ah's childhood name, Bong-ja, which stirs memories of his first love and distracts him from his focus. Despite the emotional turmoil, .. show full overview
1x8
The Plan For VIP Students
Episode overview
After uncovering the possibility of a mole within the NIS, Hae-sung becomes increasingly distrustful of those around him, causing him to question the mission's integrity. Meanwhile, .. show full overview
1x9
The Mathematics Teacher
Episode overview
As Soo-ah recovers in the hospital following the attack during the break-in, Hae-sung and the team uncover the culprit: Lee Jun-ho, the mathematics teacher. When Hae-sung detects his .. show full overview
1x10
Retribution
Episode overview
To everyone's shock, Seo Myung-joo returns to the school. Unimpressed by Hae-sung, she expels him and demonstrates her power by dismantling his team. However, refusing to back down, .. show full overview
1x11
TBA
Episode overview
This episode has no summary.
1x12
TBA
Episode overview
This episode has no summary.

Characters