The Ghost Detective

Three children are gone missing from a preschool, and Da Il takes the case. Yeo Wool gets a part-time job.

While investigating the missing children case, Da Il runs into a mysterious woman wearing a red dress.

Da Il is buried but barely manages to escape. Chan Mi hangs herself. Yeo Wool starts to look for Da Il.

Yeo Wool tells Da Il about the woman she saw when Yi Rang died. The manager learns that his son saw his crime.

It turns out that Da Il is dead, and he wonders how Yeo Wool can see him. Yeo Wool starts to hear voices.

Da Il and Yeo Wool think the next target of the woman in red will be the principal of the preschool.

Yeo Wool goes to the preschool and meets the woman in red there. The woman tries to kill Yeo Wool.

Sang Seob digs where Da Il is buried and now believes what Yeo Wool said. The next target is Sang Seob.

The woman in red warns Da Il that she'll kill everyone he loves. Da Il finds out what happened to the woman.

The police officer is a puppet ghost of the woman in red, and he threatens Sang Seob's life.

Yeo Wool visits the woman in red in the hospital with the knife she used to kill Yi Rang but gets kicked out.

Chae Won enters the tunnel to save Da Il and Yeo Wool. Feeling confused, Yeo Wool leaves with a note behind.

Sunwoo Hye runs away from the hospital.

Jeong Dae tries to believe Yeo Wool and help her.

They must take a different approach.

Da Il must connect the dots.

Yeo Wool waits for Da Il.

The team looks for Da Il's body.

Sunwoo Hye confronts Yeo Wool.

Yeo Wool and Da Il are a step behind.

Jeong Dae saves Yeo Wool.

The team finds the missing link.

Da Il's anger grows.

Sunwoo Hye wants to possess Yeo Wool.