Mouse - Season 1 - Eps 4: Who Are You?
After Bong Yi’s grandmother is murdered and a mysterious finger is found at a church, Moo Chi and his team start investigating more thoroughly. Moo Chi feels that something is suspicious about Doctor Sung Yo Han, but he can’t find any evidence yet. A boy suddenly gets kidnapped and Moo Chi gets a call from the kidnapper. He demands Moo Chi to find out the reason why the boy had to be kidnapped before a certain time. Will Moo Chi be able to save the kid?
About Mouse

Title: Mouse
First Air Date: 2021-03-03
Last Air Date: 2021-05-19
Status: Ended
Rating: 8.387/10 (from 265 votes)
Language: KO
Seasons: 2
Total Episodes: 20
Network: tvN
Genres: Crime, Mystery, Sci-Fi & Fantasy
Production Companies: HIGROUND, Studio Invictus, Fantagio
Synopsis
A psychopath's ruthless serial murders have left the entire nation gripped with fear and chaos. A honest and justice-seeking rookie police officer and a veteran detective with tragic past, face against the killer. After the encounter with the psychopath, their lives totally change.
Cast

Lee Seung-gi
Jung Ba-reum

Lee Hee-jun
Go Moo-chi

Park Ju-hyun
Oh Bong-yi

Kwon Hwa-woon
Sung Yo-han

Gyeong Su-jin
Choi Hong-ju

Woo Ji-hyeon
Koo Dong-koo

Jo Jae-yun
Daniel Lee

Kim Young-jae
Go Moo-won