2021 • 8 Episodes
With old faces back on the team, the detectives investigate a series of bewildering cases that seem to be linked to a shady organization.
January 22, 2021
Kwang-soo is back! When a client asks the detectives to uncover which of his roommates is stealing his food, they enter a house filled with secrets.
January 22, 2021
The team splits up to take on two cases: one involving a missing professor, and the other a gory murder inside an illegal gambling den.
January 22, 2021
Investigating the disappearance of a woman's corpse from the morgue, the sleuths encounter a deadly operation with disturbing plans.
January 22, 2021
With three women claiming to be his rightful fiancée, a wealthy heir calls on the detectives to deduce which he should marry.
January 22, 2021
Following clues from a chilling message and a mysterious USB drive, the team races against time to save a hostage from being killed.
January 22, 2021
After receiving a strange letter from a dead man, the detectives look for answers in his hometown - and from his four suspicious friends.
January 22, 2021
A client in need of finding a lost boyfriend contacts the team for help, but they're not the only squad of private eyes who show up to take the case.
January 22, 2021
As the team discovers the truths behind a mysterious organization, they question whether one of their very own could be hiding a dark identity.