Seasons & Episodes
Prelude to Revenge
Kyung-min leaves a message to Jong-suk at a crime scene. Jina delivers the message to Jong-suk. Thus, Jong-suk and Kyung
First Revenge
Jong Suk helps Ji Na solve the case. They found out that Kyung Min lived with an alias for a certain amount of time Mean
Prelude to the Chase
Kyung Min leaves a second message to Jong Suk at the murder scene. Jong Suk realizes that Kyung Min is revenging every p
Start of Tracking
A special investigation team is launched and Jong Suk and Ji Na chase after Kyung Min. The team investigates the graduat
Confession
Jong-suk confesses that he also was one of the victims of school violence to Jina. And a video of Kang-min confined by K
Second Revenge
Jong-suk and Jina figure out the place where Kang-min is kidnapped. Kyung-min revives Kang-min's memory via quizzes. Kyu
Another Friend
Jina got to know another key figure, Kim Chul. Jina asks Jong-suk about Chul, but he stays silent. So, Jina searches for
Third Target
Jong-suk figured out the next crime target and rushed to him. The third target sincerely apologizes to Jong-suk. Jina me
Fourth Target
Jina gets a step closer to the truth with the handwriting analysis of Chul's suicide note. Jong-suk reveals the identity
King of Pigs
Jina heads to the mansion to discover Chul's unperformed project. There she finds a note that Kyung-min left and confron
Past is Present
Jina detects the truth behind Chul's death. While Jong-suk's anxiety intensifies, Kyung-min comes into the police statio
Last Target
Jong-suk and Jina doggedly track down Kyung-min. Jong-suk, Kyung-min, and other alumni from twenty years ago gather in o
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