Eun-ki is Joon-seok's subordinate who rises to act as the gang's boss during Joon-seok's long imprisonment. By openly displaying his authority, he becomes the central obstacle to Joon-seok's return, prompting the former leader to organize a secret campaign to undermine Eun-ki's position.
Jun-ki is Hong Mi-ju's husband and a member of her household. He hires Ji-sook as a housekeeper, investigates Hong Mi-ju's disturbing behavior, and questions her connection to Kim Tae-yeon. After discovering Yun-hye's body, he accuses Hong Mi-ju, but their struggle ends when she accidentally pushes him onto a sharp nail, killing him.
Gi-gang (old) is the older version of Gi-gang seen at the opening, speaking to prison inmates as a correctional-education lecturer. He introduces himself as a former convict who was once notorious among prison wardens, sentenced to death, and held in solitary confinement. His talk leads into the account of his youth and his relationship with his mother, Soon-ok.
Official navigating legal and gang intersections.
Jung Ho-bin has 26 screen credits in a career dating back to 2001. Their work spans 3 cinematic universes — most prominently Friend Collection with 2 titles. Signature works include Boys Over Flowers, Cello, Friend: The Great Legacy. Explore the interactive character relationship maps on each title page to trace how their roles connect across franchises.
Universe traveler — spans 3 universes
