Where can I watch Undercover High School online?

You can watch Undercover High School online on Castle using multiple HD streaming servers for smooth playback.

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Depending on the available servers, users may be able to stream or download Undercover High School for offline viewing on supported devices.

What is the story of Undercover High School?

You can watch Undercover High School online free in HD now to experience this compelling journey. Here is the official plot summary: Ace NIS agent Jung Hae-seong is demoted after a mission failure. He goes undercover at a high school to locate King Gojong's missing gold, meeting his teacher Oh Soo-ah, who sees him as her lost first love, stirring old heartbreak.

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Watch Undercover High School (2025) Latest Episodes Online Free

Name: Undercover High School
Genre: Action, Thriller, Comedy
Rating: 7.8
Cast: Seo Kang-Joon, Ki-joo Jin, Kim Min-ju, Kim Shin-rock

Genre:Action, Thriller, Comedy

Director:None1

Starring:Seo Kang-Joon, Ki-joo Jin, Kim Min-ju, Kim Shin-rock

Release date:2025-02-21

Country:South Korea

Languages:Hindi, Korean

Runtime:12 Episodes

Plot:Undercover High School is a Action masterpiece from South Korea starring Seo Kang-Joon. Directed by None1, you can now stream all episodes and full seasons in high resolution with multi-audio support, including Hindi, on Castle.

Season 1

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