Seo Kang Joon Finally Returns To Kdrama Land, Upcoming Drama “Undercover High School” Confirms Premiere Date
MBC’s new Friday-Saturday drama “Undercover High School” has unveiled its first teaser poster, signaling the start of Seo Kang Joon’s (playing Jung Hae Sung) life reboot.
The first poster features Seo Kang Joon transformed into Jung Hae Sung, a top-notch National Intelligence Service (NIS) agent, showcasing his stunning, comic-book-level visuals.
In the poster, Seo Kang Joon is dressed in a school uniform, standing in a dimly lit hallway with a determined expression, staring straight ahead. Holding a gun, he exudes a commanding charisma that heightens the tension. The shadows partially obscuring his face reflect the duality of a secret agent disguised as a high school student.

In the drama, Seo Kang Joon’s character is an NIS agent assigned a special mission that requires him to go undercover as a high school student. While carrying out his duties, he becomes entangled in the lives of his fellow students, leading to an eventful and colorful high school experience. Unexpected twists and turns continuously unfold before him, promising viewers plenty of excitement.
“Undercover High School” is a drama about the chaotic and thrilling adventures of an NIS agent who goes undercover as a high school student to track down the whereabouts of Emperor Gojong’s lost gold treasure.
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Meanwhile, MBC’s Friday-Saturday drama “Undercover High School” will premiere on February 21 at 9:50 PM KST.
Source: (A)
