Hello Monster

7.8

16 Episodes

Jang Na-ra

Seo In-guk

Park Bo-gum

D.O.

Lee Chun-hee

Jun Kwang-ryul

Kim Jae-young

Ma Liste

Synopsis: Briliant criminal psychologist tries to solve murder cases that seem to be linked to one another, and something triggers a memory he himself thought he'd lost forever.