Detectives: The Trade Secret, with the original title "탐정들의 영업비밀", is Crime, Documentary, & Talk , which premiered on January 29, 2024, available to stream on Channel A. It consists of 1 season, with 5 episodes.
Yoo In-na, Defconn and a team of experts lead this journey into the world of private investigators, with re-creations of cases and tips for viewers.