So-won is the young girl at the center of the story. After surviving a violent attack, she undergoes major surgery, requires a colostomy bag, develops post-traumatic stress, and struggles to face her parents and return to school. With support from her family and Jung-sook, she gradually recovers, identifies the attacker in court, and begins rebuilding her life despite continuing mental difficulties.
Brave young girl who navigates the apocalypse with her mother and uncle.
The ever-optimistic protagonist who finds her greatest happiness performing on stage. She shares a household with the troupe's strict director, navigating complex interpersonal dynamics while maintaining her cheerful demeanor.
Cha So-mi is Cha Seung-do's daughter, and her close bond with him is shown in a memory of them naming stars together. After an operation, she behaves violently and appears unlike herself; she later seems to die, while Seung-do believes she remains present. The demon's growing power inside her makes her the focus of the exorcism.
Soon-yi is Dong-goo’s younger sister, and the two cling to each other after losing their family in the war. She joins the children’s choir at the orphanage despite being reluctant to sing. The choir’s performances help the children build confidence and belonging, and its threatened disbandment frightens them.
A ten-year-old girl living in a car with her mother and younger brother after her family loses its home. Believing a reward could provide enough money to buy a house, she plans with Ji-seok to steal a wealthy woman's dog and pretend to find it. Her choices drive the central conflict and connect her family to Dae-po and Soo-young.
Oh Se-ryoung is Oh Young-je's missing daughter, whose disappearance triggers a frantic search of the dam. Choi Hyun-su later admits that he accidentally struck her while lost in fog; her apparent death and hidden fate fuel the investigation and deepen the cycle of revenge.
Lee Re has 16 screen credits in a career dating back to 2013. Their work is anchored in the Train to Busan universe with 1 titles. Signature works include Hope, Peninsula, Castaway Diva. Explore the interactive character relationship maps on each title page to trace how their roles connect across franchises.
Related entry on Wikidata (Q16176528), public domain (CC0).
