Joong Han first visits Hyo Jung, Guk Hwa’s former roommate who has recently moved out not long before the incident, and demands answers to her questionable behaviour. This then leads Joong Han to people closely related to Guk Hwa one after another. Meanwhile, Hyun Soo goes through a crime scene re-enactment, but he collapses shortly after.
Kim Soo-hyun
Kim Hyun-soo
Cha Seung-won
Shin Joong-han
Kim Sung-kyu
Do Ji-tae
Kim Shin-rock
Ahn Tae-hee
Lee Sul
Seo Soo-jin
Kim Hong-pa
Park Sang-beom
Yang Kyung-won
Park Doo-shik
Kim Young-ah
Hong Jeong-ah
Seo Jae-hee
Park Mi-kyung
Moon Ye-won
Kang Da-kyung
Jeong Ji-ho
NFS Staff
Yoo Seung-mok
Jung Sang-Soo
Sung Nak-kyung
Song Baek-Ho
Park Yoon-hee
Kim Hyun-Soo's father
