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Undercover High School

Season 1, episode 6. This player now records resume state for the active profile so browse, account, and detail pages can bring you back here quickly.

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S1 E6

Hye Seong's Father's Notebook

The school's security guard dies, leaving Hae Seong a notebook belonging to his missing father. The revelation is shocking, and he storms the NIS for answers. The answer pushes him away from the mission, and he takes time off. However, he resolves to continue but returns only to discover Su A witnessed it all

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Season 1

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Episode 1: The Emperor's Lost Gold

Episode 2: Spooky Stories

Episode 3: Ghost Story Riddles

Episode 4: Joining the Student Council

Episode 5: Student Council

Episode 6: Hye Seong's Father's Notebook

Now playing

Episode 7: The 24th Anniversary of Byeongmun High School

Episode 8: The Plan for VIP Students

Episode 9: The Mathematics Teacher

Episode 10: Retribution