Lee Min Ho as Lee Yoon Sung

Lee Min Ho as Lee Yoon Song for City Hunter. The show's titular character, codenamed "City Hunter", Yoon-sung's ultimate goal is to avenge his father's killers. Using the identity of a Korean-American teenager, who is later revealed to have died several years before, he assumes a double life by graduating from MIT with a doctorate degree and lands a job at South Korea's presidential palace. The job would lead to him to cross paths with presidential bodyguard Kim Na-na, with whom he falls in love.

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