Kim Hansaem is the detective who investigated the murder of Yoon Ena’s uncle when she was the only known eyewitness. He regarded her as the primary suspect because of her memory gap and, years later, must work with her again on the new serial-killing investigation while still doubting her involvement.
Jang Nan-gam is a dutiful detective investigating the killing connected to Lee Tang. He remains uncooperative and continues pursuing the case despite uncertainty about whether he has identified Lee Tang as the culprit. His investigation creates the central pressure opposing Lee Tang’s secret campaign of killings.
Brutal serial killer and main antagonist in The Roundup 2
Hae-sook's late husband who died in an accident. In Heaven, he appears as a 30-year-old and works as a postman delivering letters of well wishes from Earth. He spent his time waiting for her arrival by constructing a beautiful home in the afterlife.
A 33-year-old man who meets Ja-young through a dating app, initially presenting the encounter as simple physical attraction. Their one-night meeting develops into an emotionally ambiguous relationship, while Woo-ri secretly turns their conversations and intimacy into a popular sex column, causing a painful rupture when Ja-young discovers his purpose.
Son Seok-koo has 34 screen credits in a career dating back to 2014. Their work is anchored in the The Roundup Series universe with 1 titles. Signature works include D.P., Nine Puzzles, Big Bet. Explore the interactive character relationship maps on each title page to trace how their roles connect across franchises.
Related entry on Wikidata (Q55731102), public domain (CC0).
