Season 1

A murder takes place on an evening in the pouring rain, and Cho Jung Hyun, who has just returned to her hometown after 12 years, realizes that Cho Jae Young, her beloved niece, has gone missing. Meanwhile, Choi Hyung In…

Hyung In and the police start the investigation to find Jae Young. Hyung In meets Jae Young’s school friends and they tell him about a tape. Hyung In finally obtains the tape, but a creepy and weird sound comes out from…

Hyung In tries to find leads to Cho Jae Young’s case by listening to the cassette tape where mysterious sounds are recorded. When a drug addict’s body is found at the port, Hyung In realizes that this case is related to…

Due to an explosion, Hyung In’s partner Si Jeong gets injured, which devastates Hyung In. This makes him drop the case. However, a key suspect of Jae Young’s case, Kim Hwan Kyu turns himself in. Jung Hyun hears from Jae…

Jung Hyun is kidnapped and forced into a mysterious ritual. She realizes that Jae Young is not dead and is held by the people of Youngjingyo. The man who works as a representative of Youngjingyo reveals a shocking truth…

After Jung Hyun is released and sent back home, she leaves again to look for Jae Young with Yong Tak. Another murder case occurs in Saju City. To get to the bottom of all this mystery, Hyung In decides to do it his way.

Hyung In hears from Jung Hyun that she saw Jae Young at the place where Youngjingyo believers hold their rite. When Hyung In meets Kyung Ho at the prison, he hears something shocking. Meanwhile, Jung Hyun is taken by my…

Jung Hyun turns down In Gwan’s offer and starts looking for leads with Yong Tak again. Meanwhile, Hyung In is put in a tough spot as Kim Hwan Kyu tells the press that he was tortured during the investigation. Hyung In a…

Hyung-in heads to the Cheonyang Filtration Plant to stop the disaster that is about to occur in Saju. But he becomes tied up by the Youngjingyo believers. There he hears that another gas terror attack that’s similar to …

A few days after the Cheonyang Filtration Plant incident, Cho Kyung Ho escapes from the institution. Hyung In and Jung Hyun promise to meet up and go look for Kyung Ho together, but she doesn’t show up. She only leaves …

Jung-hyun joins Youngjingyo as the next heir who will replace Jae-young. Watching those inside who are merely waiting to face their death, Jung-hyun comes to the conclusion that she needs to take extreme measures. Meanw…

By sacrificing herself, Jung Hyun shows the believers that what the proxy is saying is wrong, and the Youngjingyo believers change their minds. Meanwhile, Jae Young follows In Gwan to the Youngjingyo building to save he…