Crime scenes are evolving day by day; however, there is always a smoking gun, the crucial piece of evidence that points to the culprit.
Kim Bok-joon
Pyo Chang-won
Ahn Hyeonmo
Yoo Seong-ho
Lee Ji-hye
Lee Hye-won
Yi Nae-gyu
Im Seung-jun
Yang Changyong
Ahn Hye-eun
Jeon Hye-won
