Undercover High School Episode 1

After a botched operation puts Hae Seong 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 believe. Hae Seong and his team must infiltrate Byeongmun High School, one of Korea's most elite private institutions, to recover ten tons of gold bars worth a staggering 80 million dollars. With everything on the line, Hae Seong puts on a school uniform, and "Operation Undercover High School" begins. (Source: Viu)