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.

Top Cast

Han Suk-kyuDetective Cho

Shim Eun-haChae Su-yeon

Jang Hang-seonDetective Oh

Yu Jun-sangKim Ki-yeon

Yum Jung-ahOh Seung-min

Ahn Suk-hwanProsecutor Gu

Kim Jung-hakDetective Lee

Gil Eun-hyeYoung Soo-yeon