The story of this season takes place 78 years after the first season.Seoul, 2024.Yoon Chae-ok (played by Han So-hee) meets Jang Ho-jae (played by Park Seo-joon) who looks exactly like Jang Tae-sang. The unresolved mystery is revealed. How will fate play tricks on the two of them?
At the beginning of the story, Jang Ho-jae (played by Park Seo-joon) wakes up from a nightmare and faces a real-life challenge: he and president Yong Gil-ge (played by Hui Jun-suk) received a mission to capture monkeys, but accidentally stumbled into a bloody murder scene..When the police station was forced to investigate the bizarre death of the deceased Oh Ki-hoon, Hao-jae realized that his identity and survival were involved in a larger conspiracy.
Yin Caiyan, Yin Caiyu, who was once thought to be dead, was resurrected in this era and became a private detective.Her and Hao Zai's identities are intertwined, and they work together to find the truth.Caiyan's past hides a huge secret, and her existence has become the key to Haozai's investigation.As the investigation deepens and the shadow of the missing person looms again, the relationship between the two begins to become complicated.
In the face of many crises, the relationship between Haozai and Caiyan gradually heated up.Their shared experience is not only the pursuit of the murderer, but also the exploration of each other's innermost being.When Haozai called out “Miss Yoon Chae-ok”, Chaeyan's emotions were instantly awakened, and the subtle changes in the relationship between the two made people feel strong emotional clues.
As the investigation deepens, Haozai and Caiyan have to face a more severe reality.Caiyan, who is imprisoned in the laboratory, is gradually uncovering her past and identity, and Haozai gradually discovers that she is closely connected with Yin Caiyan's fate in the process of searching for the truth.The confrontation between various forces, complex interpersonal relationships, and the buried truth are all intertwined at this moment.