Seo Kang Joon Goes From Unassuming Student To Fierce Secret Agent In "Undercover High School"
Get ready to see multiple sides of Seo Kang Joon in his upcoming drama “Undercover High School”! MBC’s “Undercover High ...
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"I really missed being on set" — Seo Kang-joon discusses Undercover High School, comeback after 3-year hiatus, & more
Seo Kang-joon shared his excitement about returning to acting after a long time. While he acknowledged that each scene presented its challenges, he said that his life felt "full" once again ...