★ 8.2 2016 Returning Series KO Crime Mystery

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There are those who are born monsters, but there are also those who are made into monsters by people.

 Detectives from the present and a detective from the past communicate via walkie-talkie to solve a long-time unsolved case.

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Lee Je-hoon

Park Hae-young

Kim Hye-soo

Cha Soo-hyun

Cho Jin-woong

Lee Jae-han

Jang Hyun-sung

Kim Bum-joo

Jung Hae-kyun

Ahn Chi-soo

Kim Won-hae

Kim Gye-chul

Jung Han-bi

Oh Yoon-seo

Lee Yoo-jun

Jung Heon-gi