Yook Dong-joo, an aspiring writer, claims a car accident victim's manuscript as his own in order to achieve popularity. However, everything changes when the boy Dong-joo hit regains consciousness.

Guilt traps Yook Dong-joo as he fears Kang San uncovering his secret; as the investigation progresses, the parallels between the murder cases and the missing people get clearer.

When Kang San visits the site of the accident, he comes across a mysterious boy and follows him; Hyeon-soo asks Dong-joo about his motivation to write the novel.

Hyeon-soo tells Dong-joo that the murders in his novels are happening in real life; Byung-man asks assemblyman Byeon about the murder case from 27 years ago.

When Dong-joo visits his high school principal, he notices a photograph of a man who resembles Kang Su; Kang Su makes an unexpected revelation to Dong-joo as his memories slowly return.

Dong-joo uncovers the connection between Kang Su and his father; No Myeong-nam kidnaps assemblyman Byeon's daughter and demands him to confess his deeds.