Season 1
10 episodes · May 4, 2018
Tackling different mysteries in each episode of this game show, seven sleuths get closer to solving the biggest one of all: What happened to Project D?
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S1E1Forewarned Murder
May 4, 201898mA man named "M" invites seven people to a murder game party. Among the eight in the room, one will become a victim, and another the culprit.
S1E2Treasure Island
May 4, 201884mRecognized for their performance, the detectives report to Jeju Island, where their first client asks them to participate in a treasure hunt.
S1E3Kwang-soo, a Murderer
May 11, 201877mWhile enjoying their break on Jeju Island, the detectives get a shocking call from K, who says Kwang-soo is a prime murder suspect and is on the run.
S1E4Messages from the Dead
May 11, 201875mJong-min comes across a diary of a dead teen girl who was possibly murdered. To find the truth, he gathers the detectives at the school she attended.
S1E5The Last Vampire
May 18, 201886mA woman turns up dead on an island off the coast of Incheon. The detectives learn that a centuries-old legend of a vampire has haunted the islanders.
S1E6Battle of the Detectives
May 18, 201886mTo find the missing self-portrait of a recently deceased painter, two rival curators at a Seoul art museum each commission a team of detectives.
S1E7The Vanished Magician
May 25, 201886mWithout any cases to solve, the detectives enjoy watching a magic show rehearsal -- until the show's star magician suddenly disappears without a trace.
S1E8The Mysterious Gentleman
May 25, 201886mA man who introduces himself as K's old friend offers the detectives lavish pay and a chance to partake in a special mission -- but there's a catch.
S1E9Operation: Criminal Transport
Jun 1, 201883mA culprit asks specifically for the detectives to escort him to the police station. In exchange, he promises to tell them everything they want to know.
S1E10The Disappearance of K
Jun 1, 201878mThe detectives receive a text message from K that was written three months ago. It asks them to come to Incheon, where their final test awaits.