Han Suk-kyu
Detective Cho
Shim Eun-ha
Chae Su-yeon
Jang Hang-seon
Detective Oh
Yu Jun-sang
Kim Ki-yeon
Yum Jung-ah
Oh Seung-min
Ahn Suk-hwan
Prosecutor Gu
Horror
Thriller
Crime
Mystery
Tell Me Something
Detective Cho, a cop on the edge, is mourning his mother's recent death while under investigation for graft; on top of that he is suddenly put in charge of a seemingly-impenetrable mystery.
