Mouse (2021)

S1E4 Who Are You?

Following the shocking murder of Bong Yi’s grandmother and the discovery of a strange finger at a church, Moo Chi and his team delve deeper into the case. Despite his growing suspicions about Doctor Sung Yo Han, Moo Chi struggles to gather any proof. Just then, a boy is abducted, and Moo Chi receives a chilling call from the kidnapper, who insists that Moo Chi must uncover the reason behind the kidnapping within a tight deadline. Can Moo Chi rescue the boy in time?