![](https://image.tmdb.org/t/p/w342/uKWu8vhUNsuhsaM6UKjLmgiHcyr.jpg)
Detectives: The Trade Secret (2024)
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.
![](https://image.tmdb.org/t/p/w300/de1ZtqaOYySVjlT4cy2td9HR1Tq.jpg)
![](https://image.tmdb.org/t/p/w300/4otOMXSB9Go93HGNsbmD4QOInHz.jpg)
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.