Sanyeong attends her father's funeral, who she thought had died when she was young, and encounters a folklorist, Haesang, who warns her that she is possessed and that people around her will die.

Sanyeong gets anxious after a middle school student dies in the area where she visited her friend; she sees a ghost for the first time through a mirror; as she receives a call from a dead child, she finds out the truth.

Sanyeong and Haesang arrive in the new city and witness a strange shadow of a tree.

Sanyeong and Haesang encounter unexpected things at Baekchagol Village.

Haesang tries to put the village back in its original state; Sanyeong loses consciousness as she chases after her father's tracks; Sanyeong and Haesang find out that Gangmo had also been possessed by an evil spirit.

Haesang takes the piece of blue pottery to his grandmother, Byeonghui; a dead body is found at the afterparty of a wedding that Hongsae and Sanyeong were at.