Choi Mu-jin is the magnetic, soft-spoken boss of the Dongcheon drug syndicate and the man who agrees to forge Ji-woo into an avenger. He presents himself as a surrogate father figure, equal parts mentor and manipulator, and his calm exterior masks a ruthless strategic mind. To Ji-woo he is both salvation and leash.
As the operation unfolds, Mu-jin guards his secrets jealously, doling out only the information that keeps Ji-woo loyal and useful. His paternal warmth never fully obscures the cold calculation underneath, and the gap between the two becomes the engine of the show's tension. Trust, in his hands, is just another tool.
When the truth about her father's death finally comes to light, Mu-jin's carefully built relationship with Ji-woo collapses into open confrontation. The reckoning exposes who he really is and what he was always willing to sacrifice. His downfall is as chilling as his control once was.
Key Episodes
S1 E1
Episode 1
Mu-jin takes in the grieving Ji-woo and agrees to train her, setting himself up as the powerful patron and puppet master behind her quest for revenge.
S1 E8
Finale
His long-hidden secrets are laid bare, forcing a brutal final confrontation with the protege he shaped and ultimately betrayed.
Choi Mu-jin is one of the central figures in My Name, a crime/action/thriller series that aired on Netflix from 2021. Within the narrative of My Name, Choi Mu-jin serves as a pivotal character whose decisions and relationships drive key story arcs throughout Season 1. The character's journey has been central to many of the show's most memorable and discussed moments.
Portrayed by Park Hee-soon, Choi Mu-jin has become one of the most recognizable characters in modern television. Park Hee-soon's performance brings nuance and depth to the role, creating a character that resonates with audiences on both intellectual and emotional levels. Park Hee-soon's work has been recognized with 2 major awards, reflecting the critical acclaim their portrayal has received.
Explore More on TVCeleb
TVCeleb.com is the internet's most comprehensive resource for television character fandom, covering 515 acclaimed TV series with 1622 detailed character profiles and 1324 actor biographies. Our coverage spans 106 genres across 127 networks and streaming platforms, with content organized to help fans discover, explore, and engage with television from every angle.
Browse our collection by genre to find shows in your preferred category, by network to see what's available on your streaming platform, by decade to explore different eras of television history, or by curated lists that group characters by archetype and achievement. Each show page features expanded synopses, production details, and video content, while character pages include detailed arc analysis, key episodes, quotes, trivia, and fan ecosystem mapping.
Every character on TVCeleb is scored using our proprietary Fan Heat Index, which measures engagement, social activity, meme velocity, fan art density, and fandom longevity on a scale of 0 to 100. This data-driven approach provides objective insight into which characters have inspired the most passionate and active fan communities. Use the search page to find any character, show, or actor instantly, or start browsing from our homepage to discover what's trending in television fandom today.
? Frequently Asked Questions
Park Hee-soon plays Choi Mu-jin in My Name.
Choi Mu-jin is the head of the drug syndicate in My Name and the man who trains Yoon Ji-woo for revenge. A calculating father figure with hidden motives, he is the story's central antagonist.
